<?php
/**
 +------------------------------------------------------------------------------
 * 文件名称： core/FileFS.class.php
 +------------------------------------------------------------------------------
 * 文件描述： PhpConcept Library - Zip Module 2.8.2
 +------------------------------------------------------------------------------
 */
defined('WF_CORE_ROOT') or die( 'Access not allowed');

$g_pclzip_version = '2.8.2';
defined('PCLZIP_READ_BLOCK_SIZE') or define('PCLZIP_READ_BLOCK_SIZE', 2048);
defined('PCLZIP_SEPARATOR') or define('PCLZIP_SEPARATOR', ',');
defined('PCLZIP_ERROR_EXTERNAL') or define('PCLZIP_ERROR_EXTERNAL', 0);
defined('PCLZIP_TEMPORARY_DIR') or define('PCLZIP_TEMPORARY_DIR', '');
defined('PCLZIP_TEMPORARY_FILE_RATIO') or define('PCLZIP_TEMPORARY_FILE_RATIO', 0.47);

define('PCLZIP_ERR_USER_ABORTED', 2);
define('PCLZIP_ERR_NO_ERROR', 0);
define('PCLZIP_ERR_WRITE_OPEN_FAIL', -1);
define('PCLZIP_ERR_READ_OPEN_FAIL', -2);
define('PCLZIP_ERR_INVALID_PARAMETER', -3);
define('PCLZIP_ERR_MISSING_FILE', -4);
define('PCLZIP_ERR_FILENAME_TOO_LONG', -5);
define('PCLZIP_ERR_INVALID_ZIP', -6);
define('PCLZIP_ERR_BAD_EXTRACTED_FILE', -7);
define('PCLZIP_ERR_DIR_CREATE_FAIL', -8);
define('PCLZIP_ERR_BAD_EXTENSION', -9);
define('PCLZIP_ERR_BAD_FORMAT', -10);
define('PCLZIP_ERR_DELETE_FILE_FAIL', -11);
define('PCLZIP_ERR_RENAME_FILE_FAIL', -12);
define('PCLZIP_ERR_BAD_CHECKSUM', -13);
define('PCLZIP_ERR_INVALID_ARCHIVE_ZIP', -14);
define('PCLZIP_ERR_MISSING_OPTION_VALUE', -15);
define('PCLZIP_ERR_INVALID_OPTION_VALUE', -16);
define('PCLZIP_ERR_ALREADY_A_DIRECTORY', -17);
define('PCLZIP_ERR_UNSUPPORTED_COMPRESSION', -18);
define('PCLZIP_ERR_UNSUPPORTED_ENCRYPTION', -19);
define('PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE', -20);
define('PCLZIP_ERR_DIRECTORY_RESTRICTION', -21);
define('PCLZIP_OPT_PATH', 77001);
define('PCLZIP_OPT_ADD_PATH', 77002);
define('PCLZIP_OPT_REMOVE_PATH', 77003);
define('PCLZIP_OPT_REMOVE_ALL_PATH', 77004);
define('PCLZIP_OPT_SET_CHMOD', 77005);
define('PCLZIP_OPT_EXTRACT_AS_STRING', 77006);
define('PCLZIP_OPT_NO_COMPRESSION', 77007);
define('PCLZIP_OPT_BY_NAME', 77008);
define('PCLZIP_OPT_BY_INDEX', 77009);
define('PCLZIP_OPT_BY_EREG', 77010);
define('PCLZIP_OPT_BY_PREG', 77011);
define('PCLZIP_OPT_COMMENT', 77012);
define('PCLZIP_OPT_ADD_COMMENT', 77013);
define('PCLZIP_OPT_PREPEND_COMMENT', 77014);
define('PCLZIP_OPT_EXTRACT_IN_OUTPUT', 77015);
define('PCLZIP_OPT_REPLACE_NEWER', 77016);
define('PCLZIP_OPT_STOP_ON_ERROR', 77017);
define('PCLZIP_OPT_EXTRACT_DIR_RESTRICTION', 77019);
define('PCLZIP_OPT_TEMP_FILE_THRESHOLD', 77020);
define('PCLZIP_OPT_ADD_TEMP_FILE_THRESHOLD', 77020);
define('PCLZIP_OPT_TEMP_FILE_ON', 77021);
define('PCLZIP_OPT_ADD_TEMP_FILE_ON', 77021);
define('PCLZIP_OPT_TEMP_FILE_OFF', 77022);
define('PCLZIP_OPT_ADD_TEMP_FILE_OFF', 77022);
define('PCLZIP_ATT_FILE_NAME', 79001);
define('PCLZIP_ATT_FILE_NEW_SHORT_NAME', 79002);
define('PCLZIP_ATT_FILE_NEW_FULL_NAME', 79003);
define('PCLZIP_ATT_FILE_MTIME', 79004);
define('PCLZIP_ATT_FILE_CONTENT', 79005);
define('PCLZIP_ATT_FILE_COMMENT', 79006);
define('PCLZIP_CB_PRE_EXTRACT', 78001);
define('PCLZIP_CB_POST_EXTRACT', 78002);
define('PCLZIP_CB_PRE_ADD', 78003);
define('PCLZIP_CB_POST_ADD', 78004);


class WF_PclZip {
	public $zipname = '';
	public $zip_fd = 0;
	public $error_code = 1;
	public $error_string = '';
	public $magic_quotes_status;

	public function __construct($p_zipname){
		if (!function_exists('gzopen'))
		{
			die('Abort '.basename(__FILE__).' : Missing zlib extensions');
		}
		$this->zipname = $p_zipname;
		$this->zip_fd = 0;
		$this->magic_quotes_status = -1;
		return;
	}

	public function create($p_filelist){
		$v_result=1;
		$this->privErrorReset();
		$v_options = array();
		$v_options[PCLZIP_OPT_NO_COMPRESSION] = FALSE;
		$v_size = func_num_args();
		if ($v_size >1){
			$v_arg_list = func_get_args();
			array_shift($v_arg_list);
			$v_size--;
			if ((is_integer($v_arg_list[0])) &&($v_arg_list[0] >77000)){
				$v_result = $this->privParseOptions($v_arg_list,$v_size,$v_options,
				array (PCLZIP_OPT_REMOVE_PATH => 'optional',
				PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
				PCLZIP_OPT_ADD_PATH => 'optional',
				PCLZIP_CB_PRE_ADD => 'optional',
				PCLZIP_CB_POST_ADD => 'optional',
				PCLZIP_OPT_NO_COMPRESSION => 'optional',
				PCLZIP_OPT_COMMENT => 'optional',
				PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
				PCLZIP_OPT_TEMP_FILE_ON => 'optional',
				PCLZIP_OPT_TEMP_FILE_OFF => 'optional'
				));
				if ($v_result != 1){
					return 0;
				}
			}
			else {
				$v_options[PCLZIP_OPT_ADD_PATH] = $v_arg_list[0];
				if ($v_size == 2){
					$v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1];
				}
				else if ($v_size >2){
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
					"Invalid number / type of arguments");
					return 0;
				}
			}
		}
		$this->privOptionDefaultThreshold($v_options);
		$v_string_list = array();
		$v_att_list = array();
		$v_filedescr_list = array();
		$p_result_list = array();
		if (is_array($p_filelist)){
			if (isset($p_filelist[0]) &&is_array($p_filelist[0])){
				$v_att_list = $p_filelist;
			}
			else {
				$v_string_list = $p_filelist;
			}
		}
		else if (is_string($p_filelist)){
			$v_string_list = explode(PCLZIP_SEPARATOR,$p_filelist);
		}
		else {
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid variable type p_filelist");
			return 0;
		}
		if (sizeof($v_string_list) != 0){
			foreach ($v_string_list as $v_string){
				if ($v_string != ''){
					$v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string;
				} else {
				}
			}
		}
		$v_supported_attributes = array(
		PCLZIP_ATT_FILE_NAME => 'mandatory',
		PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional',
		PCLZIP_ATT_FILE_NEW_FULL_NAME => 'optional',
		PCLZIP_ATT_FILE_MTIME => 'optional',
		PCLZIP_ATT_FILE_CONTENT => 'optional',
		PCLZIP_ATT_FILE_COMMENT => 'optional'
		);
		foreach ($v_att_list as $v_entry){
			$v_result = $this->privFileDescrParseAtt($v_entry,
			$v_filedescr_list[],
			$v_options,
			$v_supported_attributes);
			if ($v_result != 1){
				return 0;
			}
		}
		$v_result = $this->privFileDescrExpand($v_filedescr_list,$v_options);
		if ($v_result != 1){
			return 0;
		}
		$v_result = $this->privCreate($v_filedescr_list,$p_result_list,$v_options);
		if ($v_result != 1){
			return 0;
		}
		return $p_result_list;
	}

	public function add($p_filelist){
		$v_result=1;
		$this->privErrorReset();
		$v_options = array();
		$v_options[PCLZIP_OPT_NO_COMPRESSION] = FALSE;
		$v_size = func_num_args();
		if ($v_size >1){
			$v_arg_list = func_get_args();
			array_shift($v_arg_list);
			$v_size--;
			if ((is_integer($v_arg_list[0])) &&($v_arg_list[0] >77000)){
				$v_result = $this->privParseOptions($v_arg_list,$v_size,$v_options,
				array (PCLZIP_OPT_REMOVE_PATH => 'optional',
				PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
				PCLZIP_OPT_ADD_PATH => 'optional',
				PCLZIP_CB_PRE_ADD => 'optional',
				PCLZIP_CB_POST_ADD => 'optional',
				PCLZIP_OPT_NO_COMPRESSION => 'optional',
				PCLZIP_OPT_COMMENT => 'optional',
				PCLZIP_OPT_ADD_COMMENT => 'optional',
				PCLZIP_OPT_PREPEND_COMMENT => 'optional',
				PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
				PCLZIP_OPT_TEMP_FILE_ON => 'optional',
				PCLZIP_OPT_TEMP_FILE_OFF => 'optional'
				));
				if ($v_result != 1){
					return 0;
				}
			} else {
				$v_options[PCLZIP_OPT_ADD_PATH] = $v_add_path = $v_arg_list[0];
				if ($v_size == 2){
					$v_options[PCLZIP_OPT_REMOVE_PATH] = $v_arg_list[1];
				} else if ($v_size >2){
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid number / type of arguments");
					return 0;
				}
			}
		}
		$this->privOptionDefaultThreshold($v_options);
		$v_string_list = array();
		$v_att_list = array();
		$v_filedescr_list = array();
		$p_result_list = array();
		if (is_array($p_filelist)){
			if (isset($p_filelist[0]) &&is_array($p_filelist[0])){
				$v_att_list = $p_filelist;
			} else {
				$v_string_list = $p_filelist;
			}
		} else if (is_string($p_filelist)){
			$v_string_list = explode(PCLZIP_SEPARATOR,$p_filelist);
		} else {
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid variable type '".gettype($p_filelist)."' for p_filelist");
			return 0;
		}
		if (sizeof($v_string_list) != 0){
			foreach ($v_string_list as $v_string){
				$v_att_list[][PCLZIP_ATT_FILE_NAME] = $v_string;
			}
		}
		$v_supported_attributes = array (
		PCLZIP_ATT_FILE_NAME => 'mandatory'
		,PCLZIP_ATT_FILE_NEW_SHORT_NAME => 'optional'
		,PCLZIP_ATT_FILE_NEW_FULL_NAME => 'optional'
		,PCLZIP_ATT_FILE_MTIME => 'optional'
		,PCLZIP_ATT_FILE_CONTENT => 'optional'
		,PCLZIP_ATT_FILE_COMMENT => 'optional'
		);
		foreach ($v_att_list as $v_entry){
			$v_result = $this->privFileDescrParseAtt($v_entry,
			$v_filedescr_list[],
			$v_options,
			$v_supported_attributes);
			if ($v_result != 1){
				return 0;
			}
		}
		$v_result = $this->privFileDescrExpand($v_filedescr_list,$v_options);
		if ($v_result != 1){
			return 0;
		}
		$v_result = $this->privAdd($v_filedescr_list,$p_result_list,$v_options);
		if ($v_result != 1){
			return 0;
		}
		return $p_result_list;
	}
	public function listContent(){
		$v_result=1;
		$this->privErrorReset();
		if (!$this->privCheckFormat()){
			return(0);
		}
		$p_list = array();
		if (($v_result = $this->privList($p_list)) != 1)
		{
			unset($p_list);
			return(0);
		}
		return $p_list;
	}
	public function extract(){
		$v_result=1;
		$this->privErrorReset();
		if (!$this->privCheckFormat()){
			return(0);
		}
		$v_options = array();
		$v_path = '';
		$v_remove_path = "";
		$v_remove_all_path = false;
		$v_size = func_num_args();
		$v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = FALSE;
		if ($v_size >0){
			$v_arg_list = func_get_args();
			if ((is_integer($v_arg_list[0])) &&($v_arg_list[0] >77000)){
				$v_result = $this->privParseOptions($v_arg_list,$v_size,$v_options,
				array (PCLZIP_OPT_PATH => 'optional',
				PCLZIP_OPT_REMOVE_PATH => 'optional',
				PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
				PCLZIP_OPT_ADD_PATH => 'optional',
				PCLZIP_CB_PRE_EXTRACT => 'optional',
				PCLZIP_CB_POST_EXTRACT => 'optional',
				PCLZIP_OPT_SET_CHMOD => 'optional',
				PCLZIP_OPT_BY_NAME => 'optional',
				PCLZIP_OPT_BY_EREG => 'optional',
				PCLZIP_OPT_BY_PREG => 'optional',
				PCLZIP_OPT_BY_INDEX => 'optional',
				PCLZIP_OPT_EXTRACT_AS_STRING => 'optional',
				PCLZIP_OPT_EXTRACT_IN_OUTPUT => 'optional',
				PCLZIP_OPT_REPLACE_NEWER => 'optional'
				,PCLZIP_OPT_STOP_ON_ERROR => 'optional'
				,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional',
				PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
				PCLZIP_OPT_TEMP_FILE_ON => 'optional',
				PCLZIP_OPT_TEMP_FILE_OFF => 'optional'
				));
				if ($v_result != 1){
					return 0;
				}
				if (isset($v_options[PCLZIP_OPT_PATH])){
					$v_path = $v_options[PCLZIP_OPT_PATH];
				}
				if (isset($v_options[PCLZIP_OPT_REMOVE_PATH])){
					$v_remove_path = $v_options[PCLZIP_OPT_REMOVE_PATH];
				}
				if (isset($v_options[PCLZIP_OPT_REMOVE_ALL_PATH])){
					$v_remove_all_path = $v_options[PCLZIP_OPT_REMOVE_ALL_PATH];
				}
				if (isset($v_options[PCLZIP_OPT_ADD_PATH])){
					if ((strlen($v_path) >0) &&(substr($v_path,-1) != '/')){
						$v_path .= '/';
					}
					$v_path .= $v_options[PCLZIP_OPT_ADD_PATH];
				}
			}
			else {
				$v_path = $v_arg_list[0];
				if ($v_size == 2){
					$v_remove_path = $v_arg_list[1];
				}
				else if ($v_size >2){
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid number / type of arguments");
					return 0;
				}
			}
		}
		$this->privOptionDefaultThreshold($v_options);
		$p_list = array();
		$v_result = $this->privExtractByRule($p_list,$v_path,$v_remove_path,
		$v_remove_all_path,$v_options);
		if ($v_result <1){
			unset($p_list);
			return(0);
		}
		return $p_list;
	}
	public function extractByIndex($p_index){
		$v_result=1;
		$this->privErrorReset();
		if (!$this->privCheckFormat()){
			return(0);
		}
		$v_options = array();
		$v_path = '';
		$v_remove_path = "";
		$v_remove_all_path = false;
		$v_size = func_num_args();
		$v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = FALSE;
		if ($v_size >1){
			$v_arg_list = func_get_args();
			array_shift($v_arg_list);
			$v_size--;
			if ((is_integer($v_arg_list[0])) &&($v_arg_list[0] >77000)){
				$v_result = $this->privParseOptions($v_arg_list,$v_size,$v_options,
				array (PCLZIP_OPT_PATH => 'optional',
				PCLZIP_OPT_REMOVE_PATH => 'optional',
				PCLZIP_OPT_REMOVE_ALL_PATH => 'optional',
				PCLZIP_OPT_EXTRACT_AS_STRING => 'optional',
				PCLZIP_OPT_ADD_PATH => 'optional',
				PCLZIP_CB_PRE_EXTRACT => 'optional',
				PCLZIP_CB_POST_EXTRACT => 'optional',
				PCLZIP_OPT_SET_CHMOD => 'optional',
				PCLZIP_OPT_REPLACE_NEWER => 'optional'
				,PCLZIP_OPT_STOP_ON_ERROR => 'optional'
				,PCLZIP_OPT_EXTRACT_DIR_RESTRICTION => 'optional',
				PCLZIP_OPT_TEMP_FILE_THRESHOLD => 'optional',
				PCLZIP_OPT_TEMP_FILE_ON => 'optional',
				PCLZIP_OPT_TEMP_FILE_OFF => 'optional'
				));
				if ($v_result != 1){
					return 0;
				}
				if (isset($v_options[PCLZIP_OPT_PATH])){
					$v_path = $v_options[PCLZIP_OPT_PATH];
				}
				if (isset($v_options[PCLZIP_OPT_REMOVE_PATH])){
					$v_remove_path = $v_options[PCLZIP_OPT_REMOVE_PATH];
				}
				if (isset($v_options[PCLZIP_OPT_REMOVE_ALL_PATH])){
					$v_remove_all_path = $v_options[PCLZIP_OPT_REMOVE_ALL_PATH];
				}
				if (isset($v_options[PCLZIP_OPT_ADD_PATH])){
					if ((strlen($v_path) >0) &&(substr($v_path,-1) != '/')){
						$v_path .= '/';
					}
					$v_path .= $v_options[PCLZIP_OPT_ADD_PATH];
				}
				if (!isset($v_options[PCLZIP_OPT_EXTRACT_AS_STRING])){
					$v_options[PCLZIP_OPT_EXTRACT_AS_STRING] = FALSE;
				}
				else {
				}
			}
			else {
				$v_path = $v_arg_list[0];
				if ($v_size == 2){
					$v_remove_path = $v_arg_list[1];
				}
				else if ($v_size >2){
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid number / type of arguments");
					return 0;
				}
			}
		}
		$v_arg_trick = array (PCLZIP_OPT_BY_INDEX,$p_index);
		$v_options_trick = array();
		$v_result = $this->privParseOptions($v_arg_trick,sizeof($v_arg_trick),$v_options_trick,
		array (PCLZIP_OPT_BY_INDEX => 'optional'));
		if ($v_result != 1){
			return 0;
		}
		$v_options[PCLZIP_OPT_BY_INDEX] = $v_options_trick[PCLZIP_OPT_BY_INDEX];
		$this->privOptionDefaultThreshold($v_options);
		if (($v_result = $this->privExtractByRule($p_list,$v_path,$v_remove_path,$v_remove_all_path,$v_options)) <1){
			return(0);
		}
		return $p_list;
	}
	public function delete(){
		$v_result=1;
		$this->privErrorReset();
		if (!$this->privCheckFormat()){
			return(0);
		}
		$v_options = array();
		$v_size = func_num_args();
		if ($v_size >0){
			$v_arg_list = func_get_args();
			$v_result = $this->privParseOptions($v_arg_list,$v_size,$v_options,
			array (PCLZIP_OPT_BY_NAME => 'optional',
			PCLZIP_OPT_BY_EREG => 'optional',
			PCLZIP_OPT_BY_PREG => 'optional',
			PCLZIP_OPT_BY_INDEX => 'optional'));
			if ($v_result != 1){
				return 0;
			}
		}
		$this->privDisableMagicQuotes();
		$v_list = array();
		if (($v_result = $this->privDeleteByRule($v_list,$v_options)) != 1){
			$this->privSwapBackMagicQuotes();
			unset($v_list);
			return(0);
		}
		$this->privSwapBackMagicQuotes();
		return $v_list;
	}
	public function deleteByIndex($p_index){
		$p_list = $this->delete(PCLZIP_OPT_BY_INDEX,$p_index);
		return $p_list;
	}
	public function properties(){
		$this->privErrorReset();
		$this->privDisableMagicQuotes();
		if (!$this->privCheckFormat()){
			$this->privSwapBackMagicQuotes();
			return(0);
		}
		$v_prop = array();
		$v_prop['comment'] = '';
		$v_prop['nb'] = 0;
		$v_prop['status'] = 'not_exist';
		if (@is_file($this->zipname))
		{
			if (($this->zip_fd = @fopen($this->zipname,'rb')) == 0)
			{
				$this->privSwapBackMagicQuotes();
				PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Unable to open archive \''.$this->zipname.'\' in binary read mode');
				return 0;
			}
			$v_central_dir = array();
			if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
			{
				$this->privSwapBackMagicQuotes();
				return 0;
			}
			$this->privCloseFd();
			$v_prop['comment'] = $v_central_dir['comment'];
			$v_prop['nb'] = $v_central_dir['entries'];
			$v_prop['status'] = 'ok';
		}
		$this->privSwapBackMagicQuotes();
		return $v_prop;
	}
	function duplicate($p_archive){
		$v_result = 1;
		$this->privErrorReset();
		if ((is_object($p_archive)) &&(get_class($p_archive) == 'pclzip'))
		{
			$v_result = $this->privDuplicate($p_archive->zipname);
		}
		else if (is_string($p_archive))
		{
			if (!is_file($p_archive)){
				PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE,"No file with filename '".$p_archive."'");
				$v_result = PCLZIP_ERR_MISSING_FILE;
			}
			else {
				$v_result = $this->privDuplicate($p_archive);
			}
		}
		else
		{
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid variable type p_archive_to_add");
			$v_result = PCLZIP_ERR_INVALID_PARAMETER;
		}
		return $v_result;
	}
	function merge($p_archive_to_add){
		$v_result = 1;
		$this->privErrorReset();
		if (!$this->privCheckFormat()){
			return(0);
		}
		if ((is_object($p_archive_to_add)) &&(get_class($p_archive_to_add) == 'pclzip'))
		{
			$v_result = $this->privMerge($p_archive_to_add);
		}
		else if (is_string($p_archive_to_add))
		{
			$v_object_archive = new PclZip($p_archive_to_add);
			$v_result = $this->privMerge($v_object_archive);
		}
		else
		{
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid variable type p_archive_to_add");
			$v_result = PCLZIP_ERR_INVALID_PARAMETER;
		}
		return $v_result;
	}
	function errorCode(){
		if (PCLZIP_ERROR_EXTERNAL == 1){
			return(PclErrorCode());
		}
		else {
			return($this->error_code);
		}
	}
	function errorName($p_with_code=false){
		$v_name = array ( PCLZIP_ERR_NO_ERROR => 'PCLZIP_ERR_NO_ERROR',
		PCLZIP_ERR_WRITE_OPEN_FAIL => 'PCLZIP_ERR_WRITE_OPEN_FAIL',
		PCLZIP_ERR_READ_OPEN_FAIL => 'PCLZIP_ERR_READ_OPEN_FAIL',
		PCLZIP_ERR_INVALID_PARAMETER => 'PCLZIP_ERR_INVALID_PARAMETER',
		PCLZIP_ERR_MISSING_FILE => 'PCLZIP_ERR_MISSING_FILE',
		PCLZIP_ERR_FILENAME_TOO_LONG => 'PCLZIP_ERR_FILENAME_TOO_LONG',
		PCLZIP_ERR_INVALID_ZIP => 'PCLZIP_ERR_INVALID_ZIP',
		PCLZIP_ERR_BAD_EXTRACTED_FILE => 'PCLZIP_ERR_BAD_EXTRACTED_FILE',
		PCLZIP_ERR_DIR_CREATE_FAIL => 'PCLZIP_ERR_DIR_CREATE_FAIL',
		PCLZIP_ERR_BAD_EXTENSION => 'PCLZIP_ERR_BAD_EXTENSION',
		PCLZIP_ERR_BAD_FORMAT => 'PCLZIP_ERR_BAD_FORMAT',
		PCLZIP_ERR_DELETE_FILE_FAIL => 'PCLZIP_ERR_DELETE_FILE_FAIL',
		PCLZIP_ERR_RENAME_FILE_FAIL => 'PCLZIP_ERR_RENAME_FILE_FAIL',
		PCLZIP_ERR_BAD_CHECKSUM => 'PCLZIP_ERR_BAD_CHECKSUM',
		PCLZIP_ERR_INVALID_ARCHIVE_ZIP => 'PCLZIP_ERR_INVALID_ARCHIVE_ZIP',
		PCLZIP_ERR_MISSING_OPTION_VALUE => 'PCLZIP_ERR_MISSING_OPTION_VALUE',
		PCLZIP_ERR_INVALID_OPTION_VALUE => 'PCLZIP_ERR_INVALID_OPTION_VALUE',
		PCLZIP_ERR_UNSUPPORTED_COMPRESSION => 'PCLZIP_ERR_UNSUPPORTED_COMPRESSION',
		PCLZIP_ERR_UNSUPPORTED_ENCRYPTION => 'PCLZIP_ERR_UNSUPPORTED_ENCRYPTION'
		,PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE => 'PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE'
		,PCLZIP_ERR_DIRECTORY_RESTRICTION => 'PCLZIP_ERR_DIRECTORY_RESTRICTION'
		);
		if (isset($v_name[$this->error_code])){
			$v_value = $v_name[$this->error_code];
		}
		else {
			$v_value = 'NoName';
		}
		if ($p_with_code){
			return($v_value.' ('.$this->error_code.')');
		}
		else {
			return($v_value);
		}
	}
	function errorInfo($p_full=false){
		if (PCLZIP_ERROR_EXTERNAL == 1){
			return(PclErrorString());
		}
		else {
			if ($p_full){
				return($this->errorName(true)." : ".$this->error_string);
			}
			else {
				return($this->error_string." [code ".$this->error_code."]");
			}
		}
	}
	function privCheckFormat($p_level=0){
		$v_result = true;
		clearstatcache();
		$this->privErrorReset();
		if (!is_file($this->zipname)){
			PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE,"Missing archive file '".$this->zipname."'");
			return(false);
		}
		if (!is_readable($this->zipname)){
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,"Unable to read archive '".$this->zipname."'");
			return(false);
		}
		return $v_result;
	}
	function privParseOptions(&$p_options_list,$p_size,&$v_result_list,$v_requested_options=false){
		$v_result=1;
		$i=0;
		while ($i<$p_size){
			if (!isset($v_requested_options[$p_options_list[$i]])){
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid optional parameter '".$p_options_list[$i]."' for this method");
				return PclZip::errorCode();
			}
			switch ($p_options_list[$i]){
				case PCLZIP_OPT_PATH :
				case PCLZIP_OPT_REMOVE_PATH :
				case PCLZIP_OPT_ADD_PATH :
					if (($i+1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,"Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					$v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i+1],FALSE);
					$i++;
					break;
				case PCLZIP_OPT_TEMP_FILE_THRESHOLD :
					if (($i+1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,"Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'");
						return PclZip::errorCode();
					}
					$v_value = $p_options_list[$i+1];
					if ((!is_integer($v_value)) ||($v_value<0)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,"Integer expected for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					$v_result_list[$p_options_list[$i]] = $v_value*1048576;
					$i++;
					break;
				case PCLZIP_OPT_TEMP_FILE_ON :
					if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_OFF])){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_OFF'");
						return PclZip::errorCode();
					}
					$v_result_list[$p_options_list[$i]] = true;
					break;
				case PCLZIP_OPT_TEMP_FILE_OFF :
					if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_ON])){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_ON'");
						return PclZip::errorCode();
					}
					if (isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Option '".PclZipUtilOptionText($p_options_list[$i])."' can not be used with option 'PCLZIP_OPT_TEMP_FILE_THRESHOLD'");
						return PclZip::errorCode();
					}
					$v_result_list[$p_options_list[$i]] = true;
					break;
				case PCLZIP_OPT_EXTRACT_DIR_RESTRICTION :
					if (($i+1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,"Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					if (   is_string($p_options_list[$i+1])
					&&($p_options_list[$i+1] != '')){
						$v_result_list[$p_options_list[$i]] = PclZipUtilTranslateWinPath($p_options_list[$i+1],FALSE);
						$i++;
					}
					else {
					}
					break;
				case PCLZIP_OPT_BY_NAME :
					if (($i+1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,"Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					if (is_string($p_options_list[$i+1])){
						$v_result_list[$p_options_list[$i]][0] = $p_options_list[$i+1];
					}
					else if (is_array($p_options_list[$i+1])){
						$v_result_list[$p_options_list[$i]] = $p_options_list[$i+1];
					}
					else {
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,"Wrong parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					$i++;
					break;
				case PCLZIP_OPT_BY_EREG :
					$p_options_list[$i] = PCLZIP_OPT_BY_PREG;
				case PCLZIP_OPT_BY_PREG :
					if (($i+1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,"Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					if (is_string($p_options_list[$i+1])){
						$v_result_list[$p_options_list[$i]] = $p_options_list[$i+1];
					}
					else {
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,"Wrong parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					$i++;
					break;
				case PCLZIP_OPT_COMMENT :
				case PCLZIP_OPT_ADD_COMMENT :
				case PCLZIP_OPT_PREPEND_COMMENT :
					if (($i+1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,
						"Missing parameter value for option '"
						.PclZipUtilOptionText($p_options_list[$i])
						."'");
						return PclZip::errorCode();
					}
					if (is_string($p_options_list[$i+1])){
						$v_result_list[$p_options_list[$i]] = $p_options_list[$i+1];
					}
					else {
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,
						"Wrong parameter value for option '"
						.PclZipUtilOptionText($p_options_list[$i])
						."'");
						return PclZip::errorCode();
					}
					$i++;
					break;
				case PCLZIP_OPT_BY_INDEX :
					if (($i+1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,"Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					$v_work_list = array();
					if (is_string($p_options_list[$i+1])){
						$p_options_list[$i+1] = strtr($p_options_list[$i+1],' ','');
						$v_work_list = explode(",",$p_options_list[$i+1]);
					}
					else if (is_integer($p_options_list[$i+1])){
						$v_work_list[0] = $p_options_list[$i+1].'-'.$p_options_list[$i+1];
					}
					else if (is_array($p_options_list[$i+1])){
						$v_work_list = $p_options_list[$i+1];
					}
					else {
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,"Value must be integer, string or array for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					$v_sort_flag=false;
					$v_sort_value=0;
					for ($j=0;$j<sizeof($v_work_list);$j++){
						$v_item_list = explode("-",$v_work_list[$j]);
						$v_size_item_list = sizeof($v_item_list);
						if ($v_size_item_list == 1){
							$v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
							$v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[0];
						}
						elseif ($v_size_item_list == 2){
							$v_result_list[$p_options_list[$i]][$j]['start'] = $v_item_list[0];
							$v_result_list[$p_options_list[$i]][$j]['end'] = $v_item_list[1];
						}
						else {
							PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,"Too many values in index range for option '".PclZipUtilOptionText($p_options_list[$i])."'");
							return PclZip::errorCode();
						}
						if ($v_result_list[$p_options_list[$i]][$j]['start'] <$v_sort_value){
							$v_sort_flag=true;
							PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,"Invalid order of index range for option '".PclZipUtilOptionText($p_options_list[$i])."'");
							return PclZip::errorCode();
						}
						$v_sort_value = $v_result_list[$p_options_list[$i]][$j]['start'];
					}
					if ($v_sort_flag){
					}
					$i++;
					break;
				case PCLZIP_OPT_REMOVE_ALL_PATH :
				case PCLZIP_OPT_EXTRACT_AS_STRING :
				case PCLZIP_OPT_NO_COMPRESSION :
				case PCLZIP_OPT_EXTRACT_IN_OUTPUT :
				case PCLZIP_OPT_REPLACE_NEWER :
				case PCLZIP_OPT_STOP_ON_ERROR :
					$v_result_list[$p_options_list[$i]] = true;
					break;
				case PCLZIP_OPT_SET_CHMOD :
					if (($i+1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,"Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					$v_result_list[$p_options_list[$i]] = $p_options_list[$i+1];
					$i++;
					break;
				case PCLZIP_CB_PRE_EXTRACT :
				case PCLZIP_CB_POST_EXTRACT :
				case PCLZIP_CB_PRE_ADD :
				case PCLZIP_CB_POST_ADD :
					if (($i+1) >= $p_size){
						PclZip::privErrorLog(PCLZIP_ERR_MISSING_OPTION_VALUE,"Missing parameter value for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					$v_function_name = $p_options_list[$i+1];
					if (!function_exists($v_function_name)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_OPTION_VALUE,"Function '".$v_function_name."()' is not an existing function for option '".PclZipUtilOptionText($p_options_list[$i])."'");
						return PclZip::errorCode();
					}
					$v_result_list[$p_options_list[$i]] = $v_function_name;
					$i++;
					break;
				default :
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
					"Unknown parameter '"
					.$p_options_list[$i]."'");
					return PclZip::errorCode();
			}
			$i++;
		}
		if ($v_requested_options !== false){
			for ($key=reset($v_requested_options);$key=key($v_requested_options);$key=next($v_requested_options)){
				if ($v_requested_options[$key] == 'mandatory'){
					if (!isset($v_result_list[$key])){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Missing mandatory parameter ".PclZipUtilOptionText($key)."(".$key.")");
						return PclZip::errorCode();
					}
				}
			}
		}
		if (!isset($v_result_list[PCLZIP_OPT_TEMP_FILE_THRESHOLD])){
		}
		return $v_result;
	}
	function privOptionDefaultThreshold(&$p_options){
		$v_result=1;
		if (isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD])
		||isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF])){
			return $v_result;
		}
		$v_memory_limit = ini_get('memory_limit');
		$v_memory_limit = trim($v_memory_limit);
		$last = strtolower(substr($v_memory_limit,-1));
		if($last == 'g')
		$v_memory_limit = $v_memory_limit*1073741824;
		if($last == 'm')
		$v_memory_limit = $v_memory_limit*1048576;
		if($last == 'k')
		$v_memory_limit = $v_memory_limit*1024;
		$p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] = floor($v_memory_limit*PCLZIP_TEMPORARY_FILE_RATIO);
		if ($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <1048576){
			unset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD]);
		}
		return $v_result;
	}
	function privFileDescrParseAtt(&$p_file_list,&$p_filedescr,$v_options,$v_requested_options=false){
		$v_result=1;
		foreach ($p_file_list as $v_key =>$v_value){
			if (!isset($v_requested_options[$v_key])){
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid file attribute '".$v_key."' for this file");
				return PclZip::errorCode();
			}
			switch ($v_key){
				case PCLZIP_ATT_FILE_NAME :
					if (!is_string($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,"Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'");
						return PclZip::errorCode();
					}
					$p_filedescr['filename'] = PclZipUtilPathReduction($v_value);
					if ($p_filedescr['filename'] == ''){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,"Invalid empty filename for attribute '".PclZipUtilOptionText($v_key)."'");
						return PclZip::errorCode();
					}
					break;
				case PCLZIP_ATT_FILE_NEW_SHORT_NAME :
					if (!is_string($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,"Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'");
						return PclZip::errorCode();
					}
					$p_filedescr['new_short_name'] = PclZipUtilPathReduction($v_value);
					if ($p_filedescr['new_short_name'] == ''){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,"Invalid empty short filename for attribute '".PclZipUtilOptionText($v_key)."'");
						return PclZip::errorCode();
					}
					break;
				case PCLZIP_ATT_FILE_NEW_FULL_NAME :
					if (!is_string($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,"Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'");
						return PclZip::errorCode();
					}
					$p_filedescr['new_full_name'] = PclZipUtilPathReduction($v_value);
					if ($p_filedescr['new_full_name'] == ''){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,"Invalid empty full filename for attribute '".PclZipUtilOptionText($v_key)."'");
						return PclZip::errorCode();
					}
					break;
				case PCLZIP_ATT_FILE_COMMENT :
					if (!is_string($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,"Invalid type ".gettype($v_value).". String expected for attribute '".PclZipUtilOptionText($v_key)."'");
						return PclZip::errorCode();
					}
					$p_filedescr['comment'] = $v_value;
					break;
				case PCLZIP_ATT_FILE_MTIME :
					if (!is_integer($v_value)){
						PclZip::privErrorLog(PCLZIP_ERR_INVALID_ATTRIBUTE_VALUE,"Invalid type ".gettype($v_value).". Integer expected for attribute '".PclZipUtilOptionText($v_key)."'");
						return PclZip::errorCode();
					}
					$p_filedescr['mtime'] = $v_value;
					break;
				case PCLZIP_ATT_FILE_CONTENT :
					$p_filedescr['content'] = $v_value;
					break;
				default :
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,
					"Unknown parameter '".$v_key."'");
					return PclZip::errorCode();
			}
			if ($v_requested_options !== false){
				for ($key=reset($v_requested_options);$key=key($v_requested_options);$key=next($v_requested_options)){
					if ($v_requested_options[$key] == 'mandatory'){
						if (!isset($p_file_list[$key])){
							PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Missing mandatory parameter ".PclZipUtilOptionText($key)."(".$key.")");
							return PclZip::errorCode();
						}
					}
				}
			}
		}
		return $v_result;
	}
	function privFileDescrExpand(&$p_filedescr_list,&$p_options){
		$v_result=1;
		$v_result_list = array();
		for ($i=0;$i<sizeof($p_filedescr_list);$i++){
			$v_descr = $p_filedescr_list[$i];
			$v_descr['filename'] = PclZipUtilTranslateWinPath($v_descr['filename'],false);
			$v_descr['filename'] = PclZipUtilPathReduction($v_descr['filename']);
			if (file_exists($v_descr['filename'])){
				if (@is_file($v_descr['filename'])){
					$v_descr['type'] = 'file';
				}
				else if (@is_dir($v_descr['filename'])){
					$v_descr['type'] = 'folder';
				}
				else if (@is_link($v_descr['filename'])){
					continue;
				}
				else {
					continue;
				}
			}
			else if (isset($v_descr['content'])){
				$v_descr['type'] = 'virtual_file';
			}
			else {
				PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE,"File '".$v_descr['filename']."' does not exist");
				return PclZip::errorCode();
			}
			$this->privCalculateStoredFilename($v_descr,$p_options);
			$v_result_list[sizeof($v_result_list)] = $v_descr;
			if ($v_descr['type'] == 'folder'){
				$v_dirlist_descr = array();
				$v_dirlist_nb = 0;
				if ($v_folder_handler = @opendir($v_descr['filename'])){
					while (($v_item_handler = @readdir($v_folder_handler)) !== false){
						if (($v_item_handler == '.') ||($v_item_handler == '..')){
							continue;
						}
						$v_dirlist_descr[$v_dirlist_nb]['filename'] = $v_descr['filename'].'/'.$v_item_handler;
						if (($v_descr['stored_filename'] != $v_descr['filename'])
						&&(!isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH]))){
							if ($v_descr['stored_filename'] != ''){
								$v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_descr['stored_filename'].'/'.$v_item_handler;
							}
							else {
								$v_dirlist_descr[$v_dirlist_nb]['new_full_name'] = $v_item_handler;
							}
						}
						$v_dirlist_nb++;
					}
					@closedir($v_folder_handler);
				}
				else {
				}
				if ($v_dirlist_nb != 0){
					if (($v_result = $this->privFileDescrExpand($v_dirlist_descr,$p_options)) != 1){
						return $v_result;
					}
					$v_result_list = array_merge($v_result_list,$v_dirlist_descr);
				}
				else {
				}
				unset($v_dirlist_descr);
			}
		}
		$p_filedescr_list = $v_result_list;
		return $v_result;
	}
	function privCreate($p_filedescr_list,&$p_result_list,&$p_options){
		$v_result=1;
		$v_list_detail = array();
		$this->privDisableMagicQuotes();
		if (($v_result = $this->privOpenFd('wb')) != 1)
		{
			return $v_result;
		}
		$v_result = $this->privAddList($p_filedescr_list,$p_result_list,$p_options);
		$this->privCloseFd();
		$this->privSwapBackMagicQuotes();
		return $v_result;
	}
	function privAdd($p_filedescr_list,&$p_result_list,&$p_options){
		$v_result=1;
		$v_list_detail = array();
		if ((!is_file($this->zipname)) ||(filesize($this->zipname) == 0))
		{
			$v_result = $this->privCreate($p_filedescr_list,$p_result_list,$p_options);
			return $v_result;
		}
		$this->privDisableMagicQuotes();
		if (($v_result=$this->privOpenFd('rb')) != 1)
		{
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_central_dir = array();
		if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
		{
			$this->privCloseFd();
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		@rewind($this->zip_fd);
		$v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp';
		if (($v_zip_temp_fd = @fopen($v_zip_temp_name,'wb')) == 0)
		{
			$this->privCloseFd();
			$this->privSwapBackMagicQuotes();
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Unable to open temporary file \''.$v_zip_temp_name.'\' in binary write mode');
			return PclZip::errorCode();
		}
		$v_size = $v_central_dir['offset'];
		while ($v_size != 0)
		{
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = fread($this->zip_fd,$v_read_size);
			@fwrite($v_zip_temp_fd,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		$v_swap = $this->zip_fd;
		$this->zip_fd = $v_zip_temp_fd;
		$v_zip_temp_fd = $v_swap;
		$v_header_list = array();
		if (($v_result = $this->privAddFileList($p_filedescr_list,$v_header_list,$p_options)) != 1)
		{
			fclose($v_zip_temp_fd);
			$this->privCloseFd();
			@unlink($v_zip_temp_name);
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_offset = @ftell($this->zip_fd);
		$v_size = $v_central_dir['size'];
		while ($v_size != 0)
		{
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($v_zip_temp_fd,$v_read_size);
			@fwrite($this->zip_fd,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		for ($i=0,$v_count=0;$i<sizeof($v_header_list);$i++)
		{
			if ($v_header_list[$i]['status'] == 'ok'){
				if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1){
					fclose($v_zip_temp_fd);
					$this->privCloseFd();
					@unlink($v_zip_temp_name);
					$this->privSwapBackMagicQuotes();
					return $v_result;
				}
				$v_count++;
			}
			$this->privConvertHeader2FileInfo($v_header_list[$i],$p_result_list[$i]);
		}
		$v_comment = $v_central_dir['comment'];
		if (isset($p_options[PCLZIP_OPT_COMMENT])){
			$v_comment = $p_options[PCLZIP_OPT_COMMENT];
		}
		if (isset($p_options[PCLZIP_OPT_ADD_COMMENT])){
			$v_comment = $v_comment.$p_options[PCLZIP_OPT_ADD_COMMENT];
		}
		if (isset($p_options[PCLZIP_OPT_PREPEND_COMMENT])){
			$v_comment = $p_options[PCLZIP_OPT_PREPEND_COMMENT].$v_comment;
		}
		$v_size = @ftell($this->zip_fd)-$v_offset;
		if (($v_result = $this->privWriteCentralHeader($v_count+$v_central_dir['entries'],$v_size,$v_offset,$v_comment)) != 1)
		{
			unset($v_header_list);
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_swap = $this->zip_fd;
		$this->zip_fd = $v_zip_temp_fd;
		$v_zip_temp_fd = $v_swap;
		$this->privCloseFd();
		@fclose($v_zip_temp_fd);
		$this->privSwapBackMagicQuotes();
		@unlink($this->zipname);
		PclZipUtilRename($v_zip_temp_name,$this->zipname);
		return $v_result;
	}
	function privOpenFd($p_mode){
		$v_result=1;
		if ($this->zip_fd != 0)
		{
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Zip file \''.$this->zipname.'\' already open');
			return PclZip::errorCode();
		}
		if (($this->zip_fd = @fopen($this->zipname,$p_mode)) == 0)
		{
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Unable to open archive \''.$this->zipname.'\' in '.$p_mode.' mode');
			return PclZip::errorCode();
		}
		return $v_result;
	}
	function privCloseFd(){
		$v_result=1;
		if ($this->zip_fd != 0)
		@fclose($this->zip_fd);
		$this->zip_fd = 0;
		return $v_result;
	}
	function privAddList($p_filedescr_list,&$p_result_list,&$p_options){
		$v_result=1;
		$v_header_list = array();
		if (($v_result = $this->privAddFileList($p_filedescr_list,$v_header_list,$p_options)) != 1)
		{
			return $v_result;
		}
		$v_offset = @ftell($this->zip_fd);
		for ($i=0,$v_count=0;$i<sizeof($v_header_list);$i++)
		{
			if ($v_header_list[$i]['status'] == 'ok'){
				if (($v_result = $this->privWriteCentralFileHeader($v_header_list[$i])) != 1){
					return $v_result;
				}
				$v_count++;
			}
			$this->privConvertHeader2FileInfo($v_header_list[$i],$p_result_list[$i]);
		}
		$v_comment = '';
		if (isset($p_options[PCLZIP_OPT_COMMENT])){
			$v_comment = $p_options[PCLZIP_OPT_COMMENT];
		}
		$v_size = @ftell($this->zip_fd)-$v_offset;
		if (($v_result = $this->privWriteCentralHeader($v_count,$v_size,$v_offset,$v_comment)) != 1)
		{
			unset($v_header_list);
			return $v_result;
		}
		return $v_result;
	}
	function privAddFileList($p_filedescr_list,&$p_result_list,&$p_options){
		$v_result=1;
		$v_header = array();
		$v_nb = sizeof($p_result_list);
		for ($j=0;($j<sizeof($p_filedescr_list)) &&($v_result==1);$j++){
			$p_filedescr_list[$j]['filename']
			= PclZipUtilTranslateWinPath($p_filedescr_list[$j]['filename'],false);
			if ($p_filedescr_list[$j]['filename'] == ""){
				continue;
			}
			if (   ($p_filedescr_list[$j]['type'] != 'virtual_file')
			&&(!file_exists($p_filedescr_list[$j]['filename']))){
				PclZip::privErrorLog(PCLZIP_ERR_MISSING_FILE,"File '".$p_filedescr_list[$j]['filename']."' does not exist");
				return PclZip::errorCode();
			}
			if (   ($p_filedescr_list[$j]['type'] == 'file')
			||($p_filedescr_list[$j]['type'] == 'virtual_file')
			||(   ($p_filedescr_list[$j]['type'] == 'folder')
			&&(   !isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH])
			||!$p_options[PCLZIP_OPT_REMOVE_ALL_PATH]))
			){
				$v_result = $this->privAddFile($p_filedescr_list[$j],$v_header,
				$p_options);
				if ($v_result != 1){
					return $v_result;
				}
				$p_result_list[$v_nb++] = $v_header;
			}
		}
		return $v_result;
	}
	function privAddFile($p_filedescr,&$p_header,&$p_options){
		$v_result=1;
		$p_filename = $p_filedescr['filename'];
		if ($p_filename == ""){
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER,"Invalid file list parameter (invalid or empty list)");
			return PclZip::errorCode();
		}
		clearstatcache();
		$p_header['version'] = 20;
		$p_header['version_extracted'] = 10;
		$p_header['flag'] = 0;
		$p_header['compression'] = 0;
		$p_header['crc'] = 0;
		$p_header['compressed_size'] = 0;
		$p_header['filename_len'] = strlen($p_filename);
		$p_header['extra_len'] = 0;
		$p_header['disk'] = 0;
		$p_header['internal'] = 0;
		$p_header['offset'] = 0;
		$p_header['filename'] = $p_filename;
		$p_header['stored_filename'] = $p_filedescr['stored_filename'];
		$p_header['extra'] = '';
		$p_header['status'] = 'ok';
		$p_header['index'] = -1;
		if ($p_filedescr['type']=='file'){
			$p_header['external'] = 0x00000000;
			$p_header['size'] = filesize($p_filename);
		}
		else if ($p_filedescr['type']=='folder'){
			$p_header['external'] = 0x00000010;
			$p_header['mtime'] = filemtime($p_filename);
			$p_header['size'] = filesize($p_filename);
		}
		else if ($p_filedescr['type'] == 'virtual_file'){
			$p_header['external'] = 0x00000000;
			$p_header['size'] = strlen($p_filedescr['content']);
		}
		if (isset($p_filedescr['mtime'])){
			$p_header['mtime'] = $p_filedescr['mtime'];
		}
		else if ($p_filedescr['type'] == 'virtual_file'){
			$p_header['mtime'] = time();
		}
		else {
			$p_header['mtime'] = filemtime($p_filename);
		}
		if (isset($p_filedescr['comment'])){
			$p_header['comment_len'] = strlen($p_filedescr['comment']);
			$p_header['comment'] = $p_filedescr['comment'];
		}
		else {
			$p_header['comment_len'] = 0;
			$p_header['comment'] = '';
		}
		if (isset($p_options[PCLZIP_CB_PRE_ADD])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_header,$v_local_header);
			$v_result = $p_options[PCLZIP_CB_PRE_ADD](PCLZIP_CB_PRE_ADD,$v_local_header);
			if ($v_result == 0){
				$p_header['status'] = "skipped";
				$v_result = 1;
			}
			if ($p_header['stored_filename'] != $v_local_header['stored_filename']){
				$p_header['stored_filename'] = PclZipUtilPathReduction($v_local_header['stored_filename']);
			}
		}
		if ($p_header['stored_filename'] == ""){
			$p_header['status'] = "filtered";
		}
		if (strlen($p_header['stored_filename']) >0xFF){
			$p_header['status'] = 'filename_too_long';
		}
		if ($p_header['status'] == 'ok'){
			if ($p_filedescr['type'] == 'file'){
				if ( (!isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF]))
				&&(isset($p_options[PCLZIP_OPT_TEMP_FILE_ON])
				||(isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD])
				&&($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_header['size'])) ) ){
					$v_result = $this->privAddFileUsingTempFile($p_filedescr,$p_header,$p_options);
					if ($v_result <PCLZIP_ERR_NO_ERROR){
						return $v_result;
					}
				}
				else {
					if (($v_file = @fopen($p_filename,"rb")) == 0){
						PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,"Unable to open file '$p_filename' in binary read mode");
						return PclZip::errorCode();
					}
					$v_content = @fread($v_file,$p_header['size']);
					@fclose($v_file);
					$p_header['crc'] = @crc32($v_content);
					if ($p_options[PCLZIP_OPT_NO_COMPRESSION]){
						$p_header['compressed_size'] = $p_header['size'];
						$p_header['compression'] = 0;
					}
					else {
						$v_content = @gzdeflate($v_content);
						$p_header['compressed_size'] = strlen($v_content);
						$p_header['compression'] = 8;
					}
					if (($v_result = $this->privWriteFileHeader($p_header)) != 1){
						@fclose($v_file);
						return $v_result;
					}
					@fwrite($this->zip_fd,$v_content,$p_header['compressed_size']);
				}
			}
			else if ($p_filedescr['type'] == 'virtual_file'){
				$v_content = $p_filedescr['content'];
				$p_header['crc'] = @crc32($v_content);
				if ($p_options[PCLZIP_OPT_NO_COMPRESSION]){
					$p_header['compressed_size'] = $p_header['size'];
					$p_header['compression'] = 0;
				}
				else {
					$v_content = @gzdeflate($v_content);
					$p_header['compressed_size'] = strlen($v_content);
					$p_header['compression'] = 8;
				}
				if (($v_result = $this->privWriteFileHeader($p_header)) != 1){
					@fclose($v_file);
					return $v_result;
				}
				@fwrite($this->zip_fd,$v_content,$p_header['compressed_size']);
			}
			else if ($p_filedescr['type'] == 'folder'){
				if (@substr($p_header['stored_filename'],-1) != '/'){
					$p_header['stored_filename'] .= '/';
				}
				$p_header['size'] = 0;
				$p_header['external'] = 0x00000010;
				if (($v_result = $this->privWriteFileHeader($p_header)) != 1)
				{
					return $v_result;
				}
			}
		}
		if (isset($p_options[PCLZIP_CB_POST_ADD])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_header,$v_local_header);
			$v_result = $p_options[PCLZIP_CB_POST_ADD](PCLZIP_CB_POST_ADD,$v_local_header);
			if ($v_result == 0){
				$v_result = 1;
			}
		}
		return $v_result;
	}
	function privAddFileUsingTempFile($p_filedescr,&$p_header,&$p_options){
		$v_result=PCLZIP_ERR_NO_ERROR;
		$p_filename = $p_filedescr['filename'];
		if (($v_file = @fopen($p_filename,"rb")) == 0){
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,"Unable to open file '$p_filename' in binary read mode");
			return PclZip::errorCode();
		}
		$v_gzip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.gz';
		if (($v_file_compressed = @gzopen($v_gzip_temp_name,"wb")) == 0){
			fclose($v_file);
			PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary write mode');
			return PclZip::errorCode();
		}
		$v_size = filesize($p_filename);
		while ($v_size != 0){
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($v_file,$v_read_size);
			@gzputs($v_file_compressed,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		@fclose($v_file);
		@gzclose($v_file_compressed);
		if (filesize($v_gzip_temp_name) <18){
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,'gzip temporary file \''.$v_gzip_temp_name.'\' has invalid filesize - should be minimum 18 bytes');
			return PclZip::errorCode();
		}
		if (($v_file_compressed = @fopen($v_gzip_temp_name,"rb")) == 0){
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode');
			return PclZip::errorCode();
		}
		$v_binary_data = @fread($v_file_compressed,10);
		$v_data_header = unpack('a1id1/a1id2/a1cm/a1flag/Vmtime/a1xfl/a1os',$v_binary_data);
		$v_data_header['os'] = bin2hex($v_data_header['os']);
		@fseek($v_file_compressed,filesize($v_gzip_temp_name)-8);
		$v_binary_data = @fread($v_file_compressed,8);
		$v_data_footer = unpack('Vcrc/Vcompressed_size',$v_binary_data);
		$p_header['compression'] = ord($v_data_header['cm']);
		$p_header['crc'] = $v_data_footer['crc'];
		$p_header['compressed_size'] = filesize($v_gzip_temp_name)-18;
		@fclose($v_file_compressed);
		if (($v_result = $this->privWriteFileHeader($p_header)) != 1){
			return $v_result;
		}
		if (($v_file_compressed = @fopen($v_gzip_temp_name,"rb")) == 0)
		{
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode');
			return PclZip::errorCode();
		}
		fseek($v_file_compressed,10);
		$v_size = $p_header['compressed_size'];
		while ($v_size != 0)
		{
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($v_file_compressed,$v_read_size);
			@fwrite($this->zip_fd,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		@fclose($v_file_compressed);
		@unlink($v_gzip_temp_name);
		return $v_result;
	}
	function privCalculateStoredFilename(&$p_filedescr,&$p_options){
		$v_result=1;
		$p_filename = $p_filedescr['filename'];
		if (isset($p_options[PCLZIP_OPT_ADD_PATH])){
			$p_add_dir = $p_options[PCLZIP_OPT_ADD_PATH];
		}
		else {
			$p_add_dir = '';
		}
		if (isset($p_options[PCLZIP_OPT_REMOVE_PATH])){
			$p_remove_dir = $p_options[PCLZIP_OPT_REMOVE_PATH];
		}
		else {
			$p_remove_dir = '';
		}
		if (isset($p_options[PCLZIP_OPT_REMOVE_ALL_PATH])){
			$p_remove_all_dir = $p_options[PCLZIP_OPT_REMOVE_ALL_PATH];
		}
		else {
			$p_remove_all_dir = 0;
		}
		if (isset($p_filedescr['new_full_name'])){
			$v_stored_filename = PclZipUtilTranslateWinPath($p_filedescr['new_full_name']);
		}
		else {
			if (isset($p_filedescr['new_short_name'])){
				$v_path_info = pathinfo($p_filename);
				$v_dir = '';
				if ($v_path_info['dirname'] != ''){
					$v_dir = $v_path_info['dirname'].'/';
				}
				$v_stored_filename = $v_dir.$p_filedescr['new_short_name'];
			}
			else {
				$v_stored_filename = $p_filename;
			}
			if ($p_remove_all_dir){
				$v_stored_filename = basename($p_filename);
			}
			else if ($p_remove_dir != ""){
				if (substr($p_remove_dir,-1) != '/')
				$p_remove_dir .= "/";
				if (   (substr($p_filename,0,2) == "./")
				||(substr($p_remove_dir,0,2) == "./")){
					if (   (substr($p_filename,0,2) == "./")
					&&(substr($p_remove_dir,0,2) != "./")){
						$p_remove_dir = "./".$p_remove_dir;
					}
					if (   (substr($p_filename,0,2) != "./")
					&&(substr($p_remove_dir,0,2) == "./")){
						$p_remove_dir = substr($p_remove_dir,2);
					}
				}
				$v_compare = PclZipUtilPathInclusion($p_remove_dir,
				$v_stored_filename);
				if ($v_compare >0){
					if ($v_compare == 2){
						$v_stored_filename = "";
					}
					else {
						$v_stored_filename = substr($v_stored_filename,
						strlen($p_remove_dir));
					}
				}
			}
			$v_stored_filename = PclZipUtilTranslateWinPath($v_stored_filename);
			if ($p_add_dir != ""){
				if (substr($p_add_dir,-1) == "/")
				$v_stored_filename = $p_add_dir.$v_stored_filename;
				else
				$v_stored_filename = $p_add_dir."/".$v_stored_filename;
			}
		}
		$v_stored_filename = PclZipUtilPathReduction($v_stored_filename);
		$p_filedescr['stored_filename'] = $v_stored_filename;
		return $v_result;
	}
	function privWriteFileHeader(&$p_header){
		$v_result=1;
		$p_header['offset'] = ftell($this->zip_fd);
		$v_date = getdate($p_header['mtime']);
		$v_mtime = ($v_date['hours']<<11) +($v_date['minutes']<<5) +$v_date['seconds']/2;
		$v_mdate = (($v_date['year']-1980)<<9) +($v_date['mon']<<5) +$v_date['mday'];
		$v_binary_data = pack("VvvvvvVVVvv",0x04034b50,
		$p_header['version_extracted'],$p_header['flag'],
		$p_header['compression'],$v_mtime,$v_mdate,
		$p_header['crc'],$p_header['compressed_size'],
		$p_header['size'],
		strlen($p_header['stored_filename']),
		$p_header['extra_len']);
		fputs($this->zip_fd,$v_binary_data,30);
		if (strlen($p_header['stored_filename']) != 0)
		{
			fputs($this->zip_fd,$p_header['stored_filename'],strlen($p_header['stored_filename']));
		}
		if ($p_header['extra_len'] != 0)
		{
			fputs($this->zip_fd,$p_header['extra'],$p_header['extra_len']);
		}
		return $v_result;
	}
	function privWriteCentralFileHeader(&$p_header){
		$v_result=1;
		$v_date = getdate($p_header['mtime']);
		$v_mtime = ($v_date['hours']<<11) +($v_date['minutes']<<5) +$v_date['seconds']/2;
		$v_mdate = (($v_date['year']-1980)<<9) +($v_date['mon']<<5) +$v_date['mday'];
		$v_binary_data = pack("VvvvvvvVVVvvvvvVV",0x02014b50,
		$p_header['version'],$p_header['version_extracted'],
		$p_header['flag'],$p_header['compression'],
		$v_mtime,$v_mdate,$p_header['crc'],
		$p_header['compressed_size'],$p_header['size'],
		strlen($p_header['stored_filename']),
		$p_header['extra_len'],$p_header['comment_len'],
		$p_header['disk'],$p_header['internal'],
		$p_header['external'],$p_header['offset']);
		fputs($this->zip_fd,$v_binary_data,46);
		if (strlen($p_header['stored_filename']) != 0)
		{
			fputs($this->zip_fd,$p_header['stored_filename'],strlen($p_header['stored_filename']));
		}
		if ($p_header['extra_len'] != 0)
		{
			fputs($this->zip_fd,$p_header['extra'],$p_header['extra_len']);
		}
		if ($p_header['comment_len'] != 0)
		{
			fputs($this->zip_fd,$p_header['comment'],$p_header['comment_len']);
		}
		return $v_result;
	}
	function privWriteCentralHeader($p_nb_entries,$p_size,$p_offset,$p_comment){
		$v_result=1;
		$v_binary_data = pack("VvvvvVVv",0x06054b50,0,0,$p_nb_entries,
		$p_nb_entries,$p_size,
		$p_offset,strlen($p_comment));
		fputs($this->zip_fd,$v_binary_data,22);
		if (strlen($p_comment) != 0)
		{
			fputs($this->zip_fd,$p_comment,strlen($p_comment));
		}
		return $v_result;
	}
	function privList(&$p_list){
		$v_result=1;
		$this->privDisableMagicQuotes();
		if (($this->zip_fd = @fopen($this->zipname,'rb')) == 0)
		{
			$this->privSwapBackMagicQuotes();
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Unable to open archive \''.$this->zipname.'\' in binary read mode');
			return PclZip::errorCode();
		}
		$v_central_dir = array();
		if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
		{
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		@rewind($this->zip_fd);
		if (@fseek($this->zip_fd,$v_central_dir['offset']))
		{
			$this->privSwapBackMagicQuotes();
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP,'Invalid archive size');
			return PclZip::errorCode();
		}
		for ($i=0;$i<$v_central_dir['entries'];$i++)
		{
			if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1)
			{
				$this->privSwapBackMagicQuotes();
				return $v_result;
			}
			$v_header['index'] = $i;
			$this->privConvertHeader2FileInfo($v_header,$p_list[$i]);
			unset($v_header);
		}
		$this->privCloseFd();
		$this->privSwapBackMagicQuotes();
		return $v_result;
	}
	function privConvertHeader2FileInfo($p_header,&$p_info){
		$v_result=1;
		$v_temp_path = PclZipUtilPathReduction($p_header['filename']);
		$p_info['filename'] = $v_temp_path;
		$v_temp_path = PclZipUtilPathReduction($p_header['stored_filename']);
		$p_info['stored_filename'] = $v_temp_path;
		$p_info['size'] = $p_header['size'];
		$p_info['compressed_size'] = $p_header['compressed_size'];
		$p_info['mtime'] = $p_header['mtime'];
		$p_info['comment'] = $p_header['comment'];
		$p_info['folder'] = (($p_header['external']&0x00000010)==0x00000010);
		$p_info['index'] = $p_header['index'];
		$p_info['status'] = $p_header['status'];
		$p_info['crc'] = $p_header['crc'];
		return $v_result;
	}
	function privExtractByRule(&$p_file_list,$p_path,$p_remove_path,$p_remove_all_path,&$p_options){
		$v_result=1;
		$this->privDisableMagicQuotes();
		if (   ($p_path == "")
		||(   (substr($p_path,0,1) != "/")
		&&(substr($p_path,0,3) != "../")
		&&(substr($p_path,1,2)!=":/")))
		$p_path = "./".$p_path;
		if (($p_path != "./") &&($p_path != "/"))
		{
			while (substr($p_path,-1) == "/")
			{
				$p_path = substr($p_path,0,strlen($p_path)-1);
			}
		}
		if (($p_remove_path != "") &&(substr($p_remove_path,-1) != '/'))
		{
			$p_remove_path .= '/';
		}
		$p_remove_path_size = strlen($p_remove_path);
		if (($v_result = $this->privOpenFd('rb')) != 1)
		{
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_central_dir = array();
		if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
		{
			$this->privCloseFd();
			$this->privSwapBackMagicQuotes();
			return $v_result;
		}
		$v_pos_entry = $v_central_dir['offset'];
		$j_start = 0;
		for ($i=0,$v_nb_extracted=0;$i<$v_central_dir['entries'];$i++)
		{
			@rewind($this->zip_fd);
			if (@fseek($this->zip_fd,$v_pos_entry))
			{
				$this->privCloseFd();
				$this->privSwapBackMagicQuotes();
				PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP,'Invalid archive size');
				return PclZip::errorCode();
			}
			$v_header = array();
			if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1)
			{
				$this->privCloseFd();
				$this->privSwapBackMagicQuotes();
				return $v_result;
			}
			$v_header['index'] = $i;
			$v_pos_entry = ftell($this->zip_fd);
			$v_extract = false;
			if (   (isset($p_options[PCLZIP_OPT_BY_NAME]))
			&&($p_options[PCLZIP_OPT_BY_NAME] != 0)){
				for ($j=0;($j<sizeof($p_options[PCLZIP_OPT_BY_NAME])) &&(!$v_extract);$j++){
					if (substr($p_options[PCLZIP_OPT_BY_NAME][$j],-1) == "/"){
						if (   (strlen($v_header['stored_filename']) >strlen($p_options[PCLZIP_OPT_BY_NAME][$j]))
						&&(substr($v_header['stored_filename'],0,strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) == $p_options[PCLZIP_OPT_BY_NAME][$j])){
							$v_extract = true;
						}
					}
					elseif ($v_header['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]){
						$v_extract = true;
					}
				}
			}
			else if (   (isset($p_options[PCLZIP_OPT_BY_PREG]))
			&&($p_options[PCLZIP_OPT_BY_PREG] != "")){
				if (preg_match($p_options[PCLZIP_OPT_BY_PREG],$v_header['stored_filename'])){
					$v_extract = true;
				}
			}
			else if (   (isset($p_options[PCLZIP_OPT_BY_INDEX]))
			&&($p_options[PCLZIP_OPT_BY_INDEX] != 0)){
				for ($j=$j_start;($j<sizeof($p_options[PCLZIP_OPT_BY_INDEX])) &&(!$v_extract);$j++){
					if (($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) &&($i<=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])){
						$v_extract = true;
					}
					if ($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end']){
						$j_start = $j+1;
					}
					if ($p_options[PCLZIP_OPT_BY_INDEX][$j]['start']>$i){
						break;
					}
				}
			}
			else {
				$v_extract = true;
			}
			if (   ($v_extract)
			&&(   ($v_header['compression'] != 8)
			&&($v_header['compression'] != 0))){
				$v_header['status'] = 'unsupported_compression';
				if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
				&&($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)){
					$this->privSwapBackMagicQuotes();
					PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_COMPRESSION,
					"Filename '".$v_header['stored_filename']."' is "
					."compressed by an unsupported compression "
					."method (".$v_header['compression'].") ");
					return PclZip::errorCode();
				}
			}
			if (($v_extract) &&(($v_header['flag'] &1) == 1)){
				$v_header['status'] = 'unsupported_encryption';
				if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
				&&($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)){
					$this->privSwapBackMagicQuotes();
					PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION,
					"Unsupported encryption for "
					." filename '".$v_header['stored_filename']
					."'");
					return PclZip::errorCode();
				}
			}
			if (($v_extract) &&($v_header['status'] != 'ok')){
				$v_result = $this->privConvertHeader2FileInfo($v_header,
				$p_file_list[$v_nb_extracted++]);
				if ($v_result != 1){
					$this->privCloseFd();
					$this->privSwapBackMagicQuotes();
					return $v_result;
				}
				$v_extract = false;
			}
			if ($v_extract)
			{
				@rewind($this->zip_fd);
				if (@fseek($this->zip_fd,$v_header['offset']))
				{
					$this->privCloseFd();
					$this->privSwapBackMagicQuotes();
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP,'Invalid archive size');
					return PclZip::errorCode();
				}
				if ($p_options[PCLZIP_OPT_EXTRACT_AS_STRING]){
					$v_string = '';
					$v_result1 = $this->privExtractFileAsString($v_header,$v_string,$p_options);
					if ($v_result1 <1){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result1;
					}
					if (($v_result = $this->privConvertHeader2FileInfo($v_header,$p_file_list[$v_nb_extracted])) != 1)
					{
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result;
					}
					$p_file_list[$v_nb_extracted]['content'] = $v_string;
					$v_nb_extracted++;
					if ($v_result1 == 2){
						break;
					}
				}
				elseif (   (isset($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT]))
				&&($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT])){
					$v_result1 = $this->privExtractFileInOutput($v_header,$p_options);
					if ($v_result1 <1){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result1;
					}
					if (($v_result = $this->privConvertHeader2FileInfo($v_header,$p_file_list[$v_nb_extracted++])) != 1){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result;
					}
					if ($v_result1 == 2){
						break;
					}
				}
				else {
					$v_result1 = $this->privExtractFile($v_header,
					$p_path,$p_remove_path,
					$p_remove_all_path,
					$p_options);
					if ($v_result1 <1){
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result1;
					}
					if (($v_result = $this->privConvertHeader2FileInfo($v_header,$p_file_list[$v_nb_extracted++])) != 1)
					{
						$this->privCloseFd();
						$this->privSwapBackMagicQuotes();
						return $v_result;
					}
					if ($v_result1 == 2){
						break;
					}
				}
			}
		}
		$this->privCloseFd();
		$this->privSwapBackMagicQuotes();
		return $v_result;
	}
	function privExtractFile(&$p_entry,$p_path,$p_remove_path,$p_remove_all_path,&$p_options){
		$v_result=1;
		if (($v_result = $this->privReadFileHeader($v_header)) != 1)
		{
			return $v_result;
		}
		if ($this->privCheckFileHeaders($v_header,$p_entry) != 1){
		}
		if ($p_remove_all_path == true){
			if (($p_entry['external']&0x00000010)==0x00000010){
				$p_entry['status'] = "filtered";
				return $v_result;
			}
			$p_entry['filename'] = basename($p_entry['filename']);
		}
		else if ($p_remove_path != "")
		{
			if (PclZipUtilPathInclusion($p_remove_path,$p_entry['filename']) == 2)
			{
				$p_entry['status'] = "filtered";
				return $v_result;
			}
			$p_remove_path_size = strlen($p_remove_path);
			if (substr($p_entry['filename'],0,$p_remove_path_size) == $p_remove_path)
			{
				$p_entry['filename'] = substr($p_entry['filename'],$p_remove_path_size);
			}
		}
		if ($p_path != ''){
			$p_entry['filename'] = $p_path."/".$p_entry['filename'];
		}
		if (isset($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION])){
			$v_inclusion
			= PclZipUtilPathInclusion($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION],
			$p_entry['filename']);
			if ($v_inclusion == 0){
				PclZip::privErrorLog(PCLZIP_ERR_DIRECTORY_RESTRICTION,
				"Filename '".$p_entry['filename']."' is "
				."outside PCLZIP_OPT_EXTRACT_DIR_RESTRICTION");
				return PclZip::errorCode();
			}
		}
		if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry,$v_local_header);
			$v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT,$v_local_header);
			if ($v_result == 0){
				$p_entry['status'] = "skipped";
				$v_result = 1;
			}
			if ($v_result == 2){
				$p_entry['status'] = "aborted";
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
			$p_entry['filename'] = $v_local_header['filename'];
		}
		if ($p_entry['status'] == 'ok'){
			if (file_exists($p_entry['filename']))
			{
				if (is_dir($p_entry['filename']))
				{
					$p_entry['status'] = "already_a_directory";
					if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
					&&($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)){
						PclZip::privErrorLog(PCLZIP_ERR_ALREADY_A_DIRECTORY,
						"Filename '".$p_entry['filename']."' is "
						."already used by an existing directory");
						return PclZip::errorCode();
					}
				}
				else if (!is_writeable($p_entry['filename']))
				{
					$p_entry['status'] = "write_protected";
					if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
					&&($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)){
						PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,
						"Filename '".$p_entry['filename']."' exists "
						."and is write protected");
						return PclZip::errorCode();
					}
				}
				else if (filemtime($p_entry['filename']) >$p_entry['mtime'])
				{
					if (   (isset($p_options[PCLZIP_OPT_REPLACE_NEWER]))
					&&($p_options[PCLZIP_OPT_REPLACE_NEWER]===true)){
					}
					else {
						$p_entry['status'] = "newer_exist";
						if (   (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
						&&($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)){
							PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,
							"Newer version of '".$p_entry['filename']."' exists "
							."and option PCLZIP_OPT_REPLACE_NEWER is not selected");
							return PclZip::errorCode();
						}
					}
				}
				else {
				}
			}
			else {
				if ((($p_entry['external']&0x00000010)==0x00000010) ||(substr($p_entry['filename'],-1) == '/'))
				$v_dir_to_check = $p_entry['filename'];
				else if (!strstr($p_entry['filename'],"/"))
				$v_dir_to_check = "";
				else
				$v_dir_to_check = dirname($p_entry['filename']);
				if (($v_result = $this->privDirCheck($v_dir_to_check,(($p_entry['external']&0x00000010)==0x00000010))) != 1){
					$p_entry['status'] = "path_creation_fail";
					$v_result = 1;
				}
			}
		}
		if ($p_entry['status'] == 'ok'){
			if (!(($p_entry['external']&0x00000010)==0x00000010))
			{
				if ($p_entry['compression'] == 0){
					if (($v_dest_file = @fopen($p_entry['filename'],'wb')) == 0)
					{
						$p_entry['status'] = "write_error";
						return $v_result;
					}
					$v_size = $p_entry['compressed_size'];
					while ($v_size != 0)
					{
						$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
						$v_buffer = @fread($this->zip_fd,$v_read_size);
						@fwrite($v_dest_file,$v_buffer,$v_read_size);
						$v_size -= $v_read_size;
					}
					fclose($v_dest_file);
					touch($p_entry['filename'],$p_entry['mtime']);
				}
				else {
					if (($p_entry['flag'] &1) == 1){
						PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION,'File \''.$p_entry['filename'].'\' is encrypted. Encrypted files are not supported.');
						return PclZip::errorCode();
					}
					if ( (!isset($p_options[PCLZIP_OPT_TEMP_FILE_OFF]))
					&&(isset($p_options[PCLZIP_OPT_TEMP_FILE_ON])
					||(isset($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD])
					&&($p_options[PCLZIP_OPT_TEMP_FILE_THRESHOLD] <= $p_entry['size'])) ) ){
						$v_result = $this->privExtractFileUsingTempFile($p_entry,$p_options);
						if ($v_result <PCLZIP_ERR_NO_ERROR){
							return $v_result;
						}
					}
					else {
						$v_buffer = @fread($this->zip_fd,$p_entry['compressed_size']);
						$v_file_content = @gzinflate($v_buffer);
						unset($v_buffer);
						if ($v_file_content === FALSE){
							$p_entry['status'] = "error";
							return $v_result;
						}
						if (($v_dest_file = @fopen($p_entry['filename'],'wb')) == 0){
							$p_entry['status'] = "write_error";
							return $v_result;
						}
						@fwrite($v_dest_file,$v_file_content,$p_entry['size']);
						unset($v_file_content);
						@fclose($v_dest_file);
					}
					@touch($p_entry['filename'],$p_entry['mtime']);
				}
				if (isset($p_options[PCLZIP_OPT_SET_CHMOD])){
					@chmod($p_entry['filename'],$p_options[PCLZIP_OPT_SET_CHMOD]);
				}
			}
		}
		if ($p_entry['status'] == "aborted"){
			$p_entry['status'] = "skipped";
		}
		elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry,$v_local_header);
			$v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT,$v_local_header);
			if ($v_result == 2){
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
		}
		return $v_result;
	}
	function privExtractFileUsingTempFile(&$p_entry,&$p_options){
		$v_result=1;
		$v_gzip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.gz';
		if (($v_dest_file = @fopen($v_gzip_temp_name,"wb")) == 0){
			fclose($v_file);
			PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary write mode');
			return PclZip::errorCode();
		}
		$v_binary_data = pack('va1a1Va1a1',0x8b1f,Chr($p_entry['compression']),Chr(0x00),time(),Chr(0x00),Chr(3));
		@fwrite($v_dest_file,$v_binary_data,10);
		$v_size = $p_entry['compressed_size'];
		while ($v_size != 0)
		{
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($this->zip_fd,$v_read_size);
			@fwrite($v_dest_file,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		$v_binary_data = pack('VV',$p_entry['crc'],$p_entry['size']);
		@fwrite($v_dest_file,$v_binary_data,8);
		@fclose($v_dest_file);
		if (($v_dest_file = @fopen($p_entry['filename'],'wb')) == 0){
			$p_entry['status'] = "write_error";
			return $v_result;
		}
		if (($v_src_file = @gzopen($v_gzip_temp_name,'rb')) == 0){
			@fclose($v_dest_file);
			$p_entry['status'] = "read_error";
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Unable to open temporary file \''.$v_gzip_temp_name.'\' in binary read mode');
			return PclZip::errorCode();
		}
		$v_size = $p_entry['size'];
		while ($v_size != 0){
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @gzread($v_src_file,$v_read_size);
			@fwrite($v_dest_file,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		@fclose($v_dest_file);
		@gzclose($v_src_file);
		@unlink($v_gzip_temp_name);
		return $v_result;
	}
	function privExtractFileInOutput(&$p_entry,&$p_options){
		$v_result=1;
		if (($v_result = $this->privReadFileHeader($v_header)) != 1){
			return $v_result;
		}
		if ($this->privCheckFileHeaders($v_header,$p_entry) != 1){
		}
		if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry,$v_local_header);
			$v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT,$v_local_header);
			if ($v_result == 0){
				$p_entry['status'] = "skipped";
				$v_result = 1;
			}
			if ($v_result == 2){
				$p_entry['status'] = "aborted";
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
			$p_entry['filename'] = $v_local_header['filename'];
		}
		if ($p_entry['status'] == 'ok'){
			if (!(($p_entry['external']&0x00000010)==0x00000010)){
				if ($p_entry['compressed_size'] == $p_entry['size']){
					$v_buffer = @fread($this->zip_fd,$p_entry['compressed_size']);
					echo $v_buffer;
					unset($v_buffer);
				}
				else {
					$v_buffer = @fread($this->zip_fd,$p_entry['compressed_size']);
					$v_file_content = gzinflate($v_buffer);
					unset($v_buffer);
					echo $v_file_content;
					unset($v_file_content);
				}
			}
		}
		if ($p_entry['status'] == "aborted"){
			$p_entry['status'] = "skipped";
		}
		elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry,$v_local_header);
			$v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT,$v_local_header);
			if ($v_result == 2){
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
		}
		return $v_result;
	}
	function privExtractFileAsString(&$p_entry,&$p_string,&$p_options){
		$v_result=1;
		$v_header = array();
		if (($v_result = $this->privReadFileHeader($v_header)) != 1)
		{
			return $v_result;
		}
		if ($this->privCheckFileHeaders($v_header,$p_entry) != 1){
		}
		if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry,$v_local_header);
			$v_result = $p_options[PCLZIP_CB_PRE_EXTRACT](PCLZIP_CB_PRE_EXTRACT,$v_local_header);
			if ($v_result == 0){
				$p_entry['status'] = "skipped";
				$v_result = 1;
			}
			if ($v_result == 2){
				$p_entry['status'] = "aborted";
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
			$p_entry['filename'] = $v_local_header['filename'];
		}
		if ($p_entry['status'] == 'ok'){
			if (!(($p_entry['external']&0x00000010)==0x00000010)){
				if ($p_entry['compression'] == 0){
					$p_string = @fread($this->zip_fd,$p_entry['compressed_size']);
				}
				else {
					$v_data = @fread($this->zip_fd,$p_entry['compressed_size']);
					if (($p_string = @gzinflate($v_data)) === FALSE){
					}
				}
			}
			else {
			}
		}
		if ($p_entry['status'] == "aborted"){
			$p_entry['status'] = "skipped";
		}
		elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])){
			$v_local_header = array();
			$this->privConvertHeader2FileInfo($p_entry,$v_local_header);
			$v_local_header['content'] = $p_string;
			$p_string = '';
			$v_result = $p_options[PCLZIP_CB_POST_EXTRACT](PCLZIP_CB_POST_EXTRACT,$v_local_header);
			$p_string = $v_local_header['content'];
			unset($v_local_header['content']);
			if ($v_result == 2){
				$v_result = PCLZIP_ERR_USER_ABORTED;
			}
		}
		return $v_result;
	}
	function privReadFileHeader(&$p_header){
		$v_result=1;
		$v_binary_data = @fread($this->zip_fd,4);
		$v_data = unpack('Vid',$v_binary_data);
		if ($v_data['id'] != 0x04034b50)
		{
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,'Invalid archive structure');
			return PclZip::errorCode();
		}
		$v_binary_data = fread($this->zip_fd,26);
		if (strlen($v_binary_data) != 26)
		{
			$p_header['filename'] = "";
			$p_header['status'] = "invalid_header";
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,"Invalid block size : ".strlen($v_binary_data));
			return PclZip::errorCode();
		}
		$v_data = unpack('vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len',$v_binary_data);
		$p_header['filename'] = fread($this->zip_fd,$v_data['filename_len']);
		if ($v_data['extra_len'] != 0){
			$p_header['extra'] = fread($this->zip_fd,$v_data['extra_len']);
		}
		else {
			$p_header['extra'] = '';
		}
		$p_header['version_extracted'] = $v_data['version'];
		$p_header['compression'] = $v_data['compression'];
		$p_header['size'] = $v_data['size'];
		$p_header['compressed_size'] = $v_data['compressed_size'];
		$p_header['crc'] = $v_data['crc'];
		$p_header['flag'] = $v_data['flag'];
		$p_header['filename_len'] = $v_data['filename_len'];
		$p_header['mdate'] = $v_data['mdate'];
		$p_header['mtime'] = $v_data['mtime'];
		if ($p_header['mdate'] &&$p_header['mtime'])
		{
			$v_hour = ($p_header['mtime'] &0xF800) >>11;
			$v_minute = ($p_header['mtime'] &0x07E0) >>5;
			$v_seconde = ($p_header['mtime'] &0x001F)*2;
			$v_year = (($p_header['mdate'] &0xFE00) >>9) +1980;
			$v_month = ($p_header['mdate'] &0x01E0) >>5;
			$v_day = $p_header['mdate'] &0x001F;
			$p_header['mtime'] = @mktime($v_hour,$v_minute,$v_seconde,$v_month,$v_day,$v_year);
		}
		else
		{
			$p_header['mtime'] = time();
		}
		$p_header['stored_filename'] = $p_header['filename'];
		$p_header['status'] = "ok";
		return $v_result;
	}
	function privReadCentralFileHeader(&$p_header){
		$v_result=1;
		$v_binary_data = @fread($this->zip_fd,4);
		$v_data = unpack('Vid',$v_binary_data);
		if ($v_data['id'] != 0x02014b50)
		{
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,'Invalid archive structure');
			return PclZip::errorCode();
		}
		$v_binary_data = fread($this->zip_fd,42);
		if (strlen($v_binary_data) != 42)
		{
			$p_header['filename'] = "";
			$p_header['status'] = "invalid_header";
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,"Invalid block size : ".strlen($v_binary_data));
			return PclZip::errorCode();
		}
		$p_header = unpack('vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset',$v_binary_data);
		if ($p_header['filename_len'] != 0)
		$p_header['filename'] = fread($this->zip_fd,$p_header['filename_len']);
		else
		$p_header['filename'] = '';
		if ($p_header['extra_len'] != 0)
		$p_header['extra'] = fread($this->zip_fd,$p_header['extra_len']);
		else
		$p_header['extra'] = '';
		if ($p_header['comment_len'] != 0)
		$p_header['comment'] = fread($this->zip_fd,$p_header['comment_len']);
		else
		$p_header['comment'] = '';
		if (1)
		{
			$v_hour = ($p_header['mtime'] &0xF800) >>11;
			$v_minute = ($p_header['mtime'] &0x07E0) >>5;
			$v_seconde = ($p_header['mtime'] &0x001F)*2;
			$v_year = (($p_header['mdate'] &0xFE00) >>9) +1980;
			$v_month = ($p_header['mdate'] &0x01E0) >>5;
			$v_day = $p_header['mdate'] &0x001F;
			$p_header['mtime'] = @mktime($v_hour,$v_minute,$v_seconde,$v_month,$v_day,$v_year);
		}
		else
		{
			$p_header['mtime'] = time();
		}
		$p_header['stored_filename'] = $p_header['filename'];
		$p_header['status'] = 'ok';
		if (substr($p_header['filename'],-1) == '/'){
			$p_header['external'] = 0x00000010;
		}
		return $v_result;
	}
	function privCheckFileHeaders(&$p_local_header,&$p_central_header){
		$v_result=1;
		if ($p_local_header['filename'] != $p_central_header['filename']){
		}
		if ($p_local_header['version_extracted'] != $p_central_header['version_extracted']){
		}
		if ($p_local_header['flag'] != $p_central_header['flag']){
		}
		if ($p_local_header['compression'] != $p_central_header['compression']){
		}
		if ($p_local_header['mtime'] != $p_central_header['mtime']){
		}
		if ($p_local_header['filename_len'] != $p_central_header['filename_len']){
		}
		if (($p_local_header['flag'] &8) == 8){
			$p_local_header['size'] = $p_central_header['size'];
			$p_local_header['compressed_size'] = $p_central_header['compressed_size'];
			$p_local_header['crc'] = $p_central_header['crc'];
		}
		return $v_result;
	}
	function privReadEndCentralDir(&$p_central_dir){
		$v_result=1;
		$v_size = filesize($this->zipname);
		@fseek($this->zip_fd,$v_size);
		if (@ftell($this->zip_fd) != $v_size)
		{
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,'Unable to go to the end of the archive \''.$this->zipname.'\'');
			return PclZip::errorCode();
		}
		$v_found = 0;
		if ($v_size >26){
			@fseek($this->zip_fd,$v_size-22);
			if (($v_pos = @ftell($this->zip_fd)) != ($v_size-22))
			{
				PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,'Unable to seek back to the middle of the archive \''.$this->zipname.'\'');
				return PclZip::errorCode();
			}
			$v_binary_data = @fread($this->zip_fd,4);
			$v_data = @unpack('Vid',$v_binary_data);
			if ($v_data['id'] == 0x06054b50){
				$v_found = 1;
			}
			$v_pos = ftell($this->zip_fd);
		}
		if (!$v_found){
			$v_maximum_size = 65557;
			if ($v_maximum_size >$v_size)
			$v_maximum_size = $v_size;
			@fseek($this->zip_fd,$v_size-$v_maximum_size);
			if (@ftell($this->zip_fd) != ($v_size-$v_maximum_size))
			{
				PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,'Unable to seek back to the middle of the archive \''.$this->zipname.'\'');
				return PclZip::errorCode();
			}
			$v_pos = ftell($this->zip_fd);
			$v_bytes = 0x00000000;
			while ($v_pos <$v_size)
			{
				$v_byte = @fread($this->zip_fd,1);
				$v_bytes = ( ($v_bytes &0xFFFFFF) <<8) |Ord($v_byte);
				if ($v_bytes == 0x504b0506)
				{
					$v_pos++;
					break;
				}
				$v_pos++;
			}
			if ($v_pos == $v_size)
			{
				PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,"Unable to find End of Central Dir Record signature");
				return PclZip::errorCode();
			}
		}
		$v_binary_data = fread($this->zip_fd,18);
		if (strlen($v_binary_data) != 18)
		{
			PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,"Invalid End of Central Dir Record size : ".strlen($v_binary_data));
			return PclZip::errorCode();
		}
		$v_data = unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size',$v_binary_data);
		if (($v_pos +$v_data['comment_size'] +18) != $v_size){
			if (0){
				PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
				'The central dir is not at the end of the archive.'
				.' Some trailing bytes exists after the archive.');
				return PclZip::errorCode();
			}
		}
		if ($v_data['comment_size'] != 0){
			$p_central_dir['comment'] = fread($this->zip_fd,$v_data['comment_size']);
		}
		else
		$p_central_dir['comment'] = '';
		$p_central_dir['entries'] = $v_data['entries'];
		$p_central_dir['disk_entries'] = $v_data['disk_entries'];
		$p_central_dir['offset'] = $v_data['offset'];
		$p_central_dir['size'] = $v_data['size'];
		$p_central_dir['disk'] = $v_data['disk'];
		$p_central_dir['disk_start'] = $v_data['disk_start'];
		return $v_result;
	}
	function privDeleteByRule(&$p_result_list,&$p_options){
		$v_result=1;
		$v_list_detail = array();
		if (($v_result=$this->privOpenFd('rb')) != 1)
		{
			return $v_result;
		}
		$v_central_dir = array();
		if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
		{
			$this->privCloseFd();
			return $v_result;
		}
		@rewind($this->zip_fd);
		$v_pos_entry = $v_central_dir['offset'];
		@rewind($this->zip_fd);
		if (@fseek($this->zip_fd,$v_pos_entry))
		{
			$this->privCloseFd();
			PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP,'Invalid archive size');
			return PclZip::errorCode();
		}
		$v_header_list = array();
		$j_start = 0;
		for ($i=0,$v_nb_extracted=0;$i<$v_central_dir['entries'];$i++)
		{
			$v_header_list[$v_nb_extracted] = array();
			if (($v_result = $this->privReadCentralFileHeader($v_header_list[$v_nb_extracted])) != 1)
			{
				$this->privCloseFd();
				return $v_result;
			}
			$v_header_list[$v_nb_extracted]['index'] = $i;
			$v_found = false;
			if (   (isset($p_options[PCLZIP_OPT_BY_NAME]))
			&&($p_options[PCLZIP_OPT_BY_NAME] != 0)){
				for ($j=0;($j<sizeof($p_options[PCLZIP_OPT_BY_NAME])) &&(!$v_found);$j++){
					if (substr($p_options[PCLZIP_OPT_BY_NAME][$j],-1) == "/"){
						if (   (strlen($v_header_list[$v_nb_extracted]['stored_filename']) >strlen($p_options[PCLZIP_OPT_BY_NAME][$j]))
						&&(substr($v_header_list[$v_nb_extracted]['stored_filename'],0,strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) == $p_options[PCLZIP_OPT_BY_NAME][$j])){
							$v_found = true;
						}
						elseif (   (($v_header_list[$v_nb_extracted]['external']&0x00000010)==0x00000010)
						&&($v_header_list[$v_nb_extracted]['stored_filename'].'/'== $p_options[PCLZIP_OPT_BY_NAME][$j])){
							$v_found = true;
						}
					}
					elseif ($v_header_list[$v_nb_extracted]['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]){
						$v_found = true;
					}
				}
			}
			else if (   (isset($p_options[PCLZIP_OPT_BY_PREG]))
			&&($p_options[PCLZIP_OPT_BY_PREG] != "")){
				if (preg_match($p_options[PCLZIP_OPT_BY_PREG],$v_header_list[$v_nb_extracted]['stored_filename'])){
					$v_found = true;
				}
			}
			else if (   (isset($p_options[PCLZIP_OPT_BY_INDEX]))
			&&($p_options[PCLZIP_OPT_BY_INDEX] != 0)){
				for ($j=$j_start;($j<sizeof($p_options[PCLZIP_OPT_BY_INDEX])) &&(!$v_found);$j++){
					if (($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) &&($i<=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])){
						$v_found = true;
					}
					if ($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end']){
						$j_start = $j+1;
					}
					if ($p_options[PCLZIP_OPT_BY_INDEX][$j]['start']>$i){
						break;
					}
				}
			}
			else {
				$v_found = true;
			}
			if ($v_found)
			{
				unset($v_header_list[$v_nb_extracted]);
			}
			else
			{
				$v_nb_extracted++;
			}
		}
		if ($v_nb_extracted >0){
			$v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp';
			$v_temp_zip = new PclZip($v_zip_temp_name);
			if (($v_result = $v_temp_zip->privOpenFd('wb')) != 1){
				$this->privCloseFd();
				return $v_result;
			}
			for ($i=0;$i<sizeof($v_header_list);$i++){
				@rewind($this->zip_fd);
				if (@fseek($this->zip_fd,$v_header_list[$i]['offset'])){
					$this->privCloseFd();
					$v_temp_zip->privCloseFd();
					@unlink($v_zip_temp_name);
					PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP,'Invalid archive size');
					return PclZip::errorCode();
				}
				$v_local_header = array();
				if (($v_result = $this->privReadFileHeader($v_local_header)) != 1){
					$this->privCloseFd();
					$v_temp_zip->privCloseFd();
					@unlink($v_zip_temp_name);
					return $v_result;
				}
				if ($this->privCheckFileHeaders($v_local_header,
				$v_header_list[$i]) != 1){
				}
				unset($v_local_header);
				if (($v_result = $v_temp_zip->privWriteFileHeader($v_header_list[$i])) != 1){
					$this->privCloseFd();
					$v_temp_zip->privCloseFd();
					@unlink($v_zip_temp_name);
					return $v_result;
				}
				if (($v_result = PclZipUtilCopyBlock($this->zip_fd,$v_temp_zip->zip_fd,$v_header_list[$i]['compressed_size'])) != 1){
					$this->privCloseFd();
					$v_temp_zip->privCloseFd();
					@unlink($v_zip_temp_name);
					return $v_result;
				}
			}
			$v_offset = @ftell($v_temp_zip->zip_fd);
			for ($i=0;$i<sizeof($v_header_list);$i++){
				if (($v_result = $v_temp_zip->privWriteCentralFileHeader($v_header_list[$i])) != 1){
					$v_temp_zip->privCloseFd();
					$this->privCloseFd();
					@unlink($v_zip_temp_name);
					return $v_result;
				}
				$v_temp_zip->privConvertHeader2FileInfo($v_header_list[$i],$p_result_list[$i]);
			}
			$v_comment = '';
			if (isset($p_options[PCLZIP_OPT_COMMENT])){
				$v_comment = $p_options[PCLZIP_OPT_COMMENT];
			}
			$v_size = @ftell($v_temp_zip->zip_fd)-$v_offset;
			if (($v_result = $v_temp_zip->privWriteCentralHeader(sizeof($v_header_list),$v_size,$v_offset,$v_comment)) != 1){
				unset($v_header_list);
				$v_temp_zip->privCloseFd();
				$this->privCloseFd();
				@unlink($v_zip_temp_name);
				return $v_result;
			}
			$v_temp_zip->privCloseFd();
			$this->privCloseFd();
			@unlink($this->zipname);
			PclZipUtilRename($v_zip_temp_name,$this->zipname);
			unset($v_temp_zip);
		}
		else if ($v_central_dir['entries'] != 0){
			$this->privCloseFd();
			if (($v_result = $this->privOpenFd('wb')) != 1){
				return $v_result;
			}
			if (($v_result = $this->privWriteCentralHeader(0,0,0,'')) != 1){
				return $v_result;
			}
			$this->privCloseFd();
		}
		return $v_result;
	}
	function privDirCheck($p_dir,$p_is_dir=false){
		$v_result = 1;
		if (($p_is_dir) &&(substr($p_dir,-1)=='/'))
		{
			$p_dir = substr($p_dir,0,strlen($p_dir)-1);
		}
		if ((is_dir($p_dir)) ||($p_dir == ""))
		{
			return 1;
		}
		$p_parent_dir = dirname($p_dir);
		if ($p_parent_dir != $p_dir)
		{
			if ($p_parent_dir != "")
			{
				if (($v_result = $this->privDirCheck($p_parent_dir)) != 1)
				{
					return $v_result;
				}
			}
		}
		if (!@mkdir($p_dir,0777))
		{
			PclZip::privErrorLog(PCLZIP_ERR_DIR_CREATE_FAIL,"Unable to create directory '$p_dir'");
			return PclZip::errorCode();
		}
		return $v_result;
	}
	function privMerge(&$p_archive_to_add){
		$v_result=1;
		if (!is_file($p_archive_to_add->zipname))
		{
			$v_result = 1;
			return $v_result;
		}
		if (!is_file($this->zipname))
		{
			$v_result = $this->privDuplicate($p_archive_to_add->zipname);
			return $v_result;
		}
		if (($v_result=$this->privOpenFd('rb')) != 1)
		{
			return $v_result;
		}
		$v_central_dir = array();
		if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
		{
			$this->privCloseFd();
			return $v_result;
		}
		@rewind($this->zip_fd);
		if (($v_result=$p_archive_to_add->privOpenFd('rb')) != 1)
		{
			$this->privCloseFd();
			return $v_result;
		}
		$v_central_dir_to_add = array();
		if (($v_result = $p_archive_to_add->privReadEndCentralDir($v_central_dir_to_add)) != 1)
		{
			$this->privCloseFd();
			$p_archive_to_add->privCloseFd();
			return $v_result;
		}
		@rewind($p_archive_to_add->zip_fd);
		$v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp';
		if (($v_zip_temp_fd = @fopen($v_zip_temp_name,'wb')) == 0)
		{
			$this->privCloseFd();
			$p_archive_to_add->privCloseFd();
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Unable to open temporary file \''.$v_zip_temp_name.'\' in binary write mode');
			return PclZip::errorCode();
		}
		$v_size = $v_central_dir['offset'];
		while ($v_size != 0)
		{
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = fread($this->zip_fd,$v_read_size);
			@fwrite($v_zip_temp_fd,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		$v_size = $v_central_dir_to_add['offset'];
		while ($v_size != 0)
		{
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = fread($p_archive_to_add->zip_fd,$v_read_size);
			@fwrite($v_zip_temp_fd,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		$v_offset = @ftell($v_zip_temp_fd);
		$v_size = $v_central_dir['size'];
		while ($v_size != 0)
		{
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($this->zip_fd,$v_read_size);
			@fwrite($v_zip_temp_fd,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		$v_size = $v_central_dir_to_add['size'];
		while ($v_size != 0)
		{
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($p_archive_to_add->zip_fd,$v_read_size);
			@fwrite($v_zip_temp_fd,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		$v_comment = $v_central_dir['comment'].' '.$v_central_dir_to_add['comment'];
		$v_size = @ftell($v_zip_temp_fd)-$v_offset;
		$v_swap = $this->zip_fd;
		$this->zip_fd = $v_zip_temp_fd;
		$v_zip_temp_fd = $v_swap;
		if (($v_result = $this->privWriteCentralHeader($v_central_dir['entries']+$v_central_dir_to_add['entries'],$v_size,$v_offset,$v_comment)) != 1)
		{
			$this->privCloseFd();
			$p_archive_to_add->privCloseFd();
			@fclose($v_zip_temp_fd);
			$this->zip_fd = null;
			unset($v_header_list);
			return $v_result;
		}
		$v_swap = $this->zip_fd;
		$this->zip_fd = $v_zip_temp_fd;
		$v_zip_temp_fd = $v_swap;
		$this->privCloseFd();
		$p_archive_to_add->privCloseFd();
		@fclose($v_zip_temp_fd);
		@unlink($this->zipname);
		PclZipUtilRename($v_zip_temp_name,$this->zipname);
		return $v_result;
	}
	function privDuplicate($p_archive_filename){
		$v_result=1;
		if (!is_file($p_archive_filename))
		{
			$v_result = 1;
			return $v_result;
		}
		if (($v_result=$this->privOpenFd('wb')) != 1)
		{
			return $v_result;
		}
		if (($v_zip_temp_fd = @fopen($p_archive_filename,'rb')) == 0)
		{
			$this->privCloseFd();
			PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL,'Unable to open archive file \''.$p_archive_filename.'\' in binary write mode');
			return PclZip::errorCode();
		}
		$v_size = filesize($p_archive_filename);
		while ($v_size != 0)
		{
			$v_read_size = ($v_size <PCLZIP_READ_BLOCK_SIZE ?$v_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = fread($v_zip_temp_fd,$v_read_size);
			@fwrite($this->zip_fd,$v_buffer,$v_read_size);
			$v_size -= $v_read_size;
		}
		$this->privCloseFd();
		@fclose($v_zip_temp_fd);
		return $v_result;
	}
	function privErrorLog($p_error_code=0,$p_error_string=''){
		if (PCLZIP_ERROR_EXTERNAL == 1){
			PclError($p_error_code,$p_error_string);
		}
		else {
			$this->error_code = $p_error_code;
			$this->error_string = $p_error_string;
		}
	}
	function privErrorReset(){
		if (PCLZIP_ERROR_EXTERNAL == 1){
			PclErrorReset();
		}
		else {
			$this->error_code = 0;
			$this->error_string = '';
		}
	}
	function privDisableMagicQuotes(){
		$v_result=1;
		if (   (!function_exists("get_magic_quotes_runtime"))
		||(!function_exists("set_magic_quotes_runtime"))){
			return $v_result;
		}
		if ($this->magic_quotes_status != -1){
			return $v_result;
		}
		$this->magic_quotes_status = @get_magic_quotes_runtime();
		if ($this->magic_quotes_status == 1){
			@set_magic_quotes_runtime(0);
		}
		return $v_result;
	}
	function privSwapBackMagicQuotes(){
		$v_result=1;
		if (   (!function_exists("get_magic_quotes_runtime"))
		||(!function_exists("set_magic_quotes_runtime"))){
			return $v_result;
		}
		if ($this->magic_quotes_status != -1){
			return $v_result;
		}
		if ($this->magic_quotes_status == 1){
			@set_magic_quotes_runtime($this->magic_quotes_status);
		}
		return $v_result;
	}
}
function PclZipUtilPathReduction($p_dir){
	$v_result = "";
	if ($p_dir != ""){
		$v_list = explode("/",$p_dir);
		$v_skip = 0;
		for ($i=sizeof($v_list)-1;$i>=0;$i--){
			if ($v_list[$i] == "."){
			} else if ($v_list[$i] == ".."){
				$v_skip++;
			} else if ($v_list[$i] == ""){
				if ($i == 0){
					$v_result = "/".$v_result;
					if ($v_skip >0){
						$v_result = $p_dir;
						$v_skip = 0;
					}
				} else if ($i == (sizeof($v_list)-1)){
					$v_result = $v_list[$i];
				} else {
				}
			} else {
				if ($v_skip >0){
					$v_skip--;
				} else {
					$v_result = $v_list[$i].($i!=(sizeof($v_list)-1)?"/".$v_result:"");
				}
			}
		}
		if ($v_skip >0){
			while ($v_skip >0){
				$v_result = '../'.$v_result;
				$v_skip--;
			}
		}
	}
	return $v_result;
}
function PclZipUtilPathInclusion($p_dir,$p_path){
	$v_result = 1;
	if (   ($p_dir == '.')
	||((strlen($p_dir) >=2) &&(substr($p_dir,0,2) == './'))){
		$p_dir = PclZipUtilTranslateWinPath(getcwd(),FALSE).'/'.substr($p_dir,1);
	}
	if (   ($p_path == '.')
	||((strlen($p_path) >=2) &&(substr($p_path,0,2) == './'))){
		$p_path = PclZipUtilTranslateWinPath(getcwd(),FALSE).'/'.substr($p_path,1);
	}
	$v_list_dir = explode("/",$p_dir);
	$v_list_dir_size = sizeof($v_list_dir);
	$v_list_path = explode("/",$p_path);
	$v_list_path_size = sizeof($v_list_path);
	$i = 0;
	$j = 0;
	while (($i <$v_list_dir_size) &&($j <$v_list_path_size) &&($v_result)){
		if ($v_list_dir[$i] == ''){
			$i++;
			continue;
		}
		if ($v_list_path[$j] == ''){
			$j++;
			continue;
		}
		if (($v_list_dir[$i] != $v_list_path[$j]) &&($v_list_dir[$i] != '') &&( $v_list_path[$j] != ''))  {
			$v_result = 0;
		}
		$i++;
		$j++;
	}
	if ($v_result){
		while (($j <$v_list_path_size) &&($v_list_path[$j] == '')) $j++;
		while (($i <$v_list_dir_size) &&($v_list_dir[$i] == '')) $i++;
		if (($i >= $v_list_dir_size) &&($j >= $v_list_path_size)){
			$v_result = 2;
		} else if ($i <$v_list_dir_size){
			$v_result = 0;
		}
	}
	return $v_result;
}
function PclZipUtilCopyBlock($p_src,$p_dest,$p_size,$p_mode=0){
	$v_result = 1;
	if ($p_mode==0){
		while ($p_size != 0)
		{
			$v_read_size = ($p_size <PCLZIP_READ_BLOCK_SIZE ?$p_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($p_src,$v_read_size);
			@fwrite($p_dest,$v_buffer,$v_read_size);
			$p_size -= $v_read_size;
		}
	} else if ($p_mode==1){
		while ($p_size != 0)
		{
			$v_read_size = ($p_size <PCLZIP_READ_BLOCK_SIZE ?$p_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @gzread($p_src,$v_read_size);
			@fwrite($p_dest,$v_buffer,$v_read_size);
			$p_size -= $v_read_size;
		}
	} else if ($p_mode==2){
		while ($p_size != 0)
		{
			$v_read_size = ($p_size <PCLZIP_READ_BLOCK_SIZE ?$p_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @fread($p_src,$v_read_size);
			@gzwrite($p_dest,$v_buffer,$v_read_size);
			$p_size -= $v_read_size;
		}
	} else if ($p_mode==3){
		while ($p_size != 0)
		{
			$v_read_size = ($p_size <PCLZIP_READ_BLOCK_SIZE ?$p_size : PCLZIP_READ_BLOCK_SIZE);
			$v_buffer = @gzread($p_src,$v_read_size);
			@gzwrite($p_dest,$v_buffer,$v_read_size);
			$p_size -= $v_read_size;
		}
	}
	return $v_result;
}
function PclZipUtilRename($p_src,$p_dest){
	$v_result = 1;
	if (!@rename($p_src,$p_dest)){
		if (!@copy($p_src,$p_dest)){
			$v_result = 0;
		} else if (!@unlink($p_src)){
			$v_result = 0;
		}
	}
	return $v_result;
}
function PclZipUtilOptionText($p_option){
	$v_list = get_defined_constants();
	for (reset($v_list);$v_key = key($v_list);next($v_list)){
		$v_prefix = substr($v_key,0,10);
		if (( ($v_prefix == 'PCLZIP_OPT') || ($v_prefix == 'PCLZIP_CB_') || ($v_prefix == 'PCLZIP_ATT'))
		&&($v_list[$v_key] == $p_option)){
			return $v_key;
		}
	}
	$v_result = 'Unknown';
	return $v_result;
}
function PclZipUtilTranslateWinPath($p_path,$p_remove_disk_letter=true){
	if (stristr(php_uname(),'windows')){
		if (($p_remove_disk_letter) &&(($v_position = strpos($p_path,':')) != false)){
			$p_path = substr($p_path,$v_position+1);
		}
		if ((strpos($p_path,'\\') >0) ||(substr($p_path,0,1) == '\\')){
			$p_path = strtr($p_path,'\\','/');
		}
	}
	return $p_path;
}